📚 A-Level CCEA PE: Vocabulary Terms Quick Revision Guide | A-Level CCEA 体育：词汇术语速记指南
Welcome to this quick revision guide designed to help you master the key terminology across the A-Level CCEA Physical Education specification. A strong command of subject-specific vocabulary is essential for achieving top marks in examinations, enabling you to articulate complex concepts accurately and concisely. This resource breaks down must-know terms by topic, presenting each in a clear English definition immediately followed by its Chinese equivalent to support bilingual learning and rapid memorisation.
欢迎使用本速记指南，旨在帮助你掌握 A-Level CCEA 体育课程中的关键术语。扎实的学科词汇掌握是考试取得高分的必要条件，能够使你准确、简洁地阐述复杂概念。本资源按主题梳理必知术语，每个术语先提供清晰的英文定义，紧接着给出对应的中文释义，以支持双语学习和快速记忆。
1. Key Terminology of the Cardiovascular System | 心血管系统关键术语
Heart rate (HR) is the number of times the heart beats per minute, typically measured in beats per minute (bpm). It increases during exercise to supply working muscles with more oxygen.
心率 (HR) 指心脏每分钟跳动的次数，通常以次/分 (bpm) 计量。运动时心率升高，以便为工作肌肉输送更多氧气。
Stroke volume (SV) is the volume of blood pumped out of the left ventricle per beat. Trained athletes often have a higher resting SV due to cardiac hypertrophy.
每搏输出量 (SV) 指左心室每搏动一次泵出的血液量。受过训练的运动员由于心脏肥大，安静时的每搏输出量通常更高。
Cardiac output (Q) is the total volume of blood pumped by the left ventricle per minute. It is calculated as the product of heart rate and stroke volume.
心输出量 (Q) 是左心室每分钟泵出的血液总量。它用心率与每搏输出量的乘积计算得出。
Q = HR × SV
心输出量 = 心率 × 每搏输出量
Venous return is the flow of blood back to the heart. Mechanisms such as the skeletal muscle pump and respiratory pump assist venous return during physical activity.
静脉回流 指血液流回心脏的过程。骨骼肌泵和呼吸泵等机制在身体活动时帮助促进静脉回流。
Starling’s law of the heart states that the stroke volume of the heart increases in response to an increase in the volume of blood filling the heart (end-diastolic volume) when all other factors remain constant.
斯塔林心脏定律 指出，在其他因素不变的情况下，心脏的每搏输出量会随着心室充盈血量（舒张末期容积）的增加而增加。
Bradycardia refers to a resting heart rate below 60 bpm, commonly seen in endurance athletes as a result of increased cardiac efficiency.
心动过缓 指安静心率低于 60 次/分，常见于耐力运动员，是心脏效率提高的结果。
Blood pressure is the force exerted by circulating blood on the walls of blood vessels, recorded as systolic over diastolic pressure (e.g., 120/80 mmHg). Exercise acutely raises systolic pressure.
血压 是循环血液对血管壁施加的力，记录为收缩压/舒张压（如 120/80 mmHg）。运动会使收缩压急性升高。
2. Respiratory System Terminology | 呼吸系统术语
Tidal volume (TV) is the amount of air inhaled or exhaled in a normal breath at rest. During exercise, tidal volume increases significantly to meet oxygen demands.
潮气量 (TV) 指平静呼吸时每次吸入或呼出的气体量。运动时潮气量会显著增加以满足氧气需求。
Minute ventilation (VE) is the total volume of air moved in and out of the lungs per minute, calculated as tidal volume multiplied by breathing frequency.
每分通气量 (VE) 是每分钟进出肺部的气体总量，用潮气量乘以呼吸频率来计算。
Vital capacity (VC) is the maximum amount of air a person can expel from the lungs after a maximum inhalation. It is a key measure of respiratory health.
肺活量 (VC) 指最大吸气后能从肺部呼出的最大气体量，是衡量呼吸健康的关键指标。
Oxygen uptake (VO₂) is the amount of oxygen the body extracts and uses from inhaled air. It rises linearly with exercise intensity until reaching a plateau.
摄氧量 (VO₂) 是身体从吸入空气中提取和利用的氧气量。它随运动强度线性增加，直至达到平台期。
Maximum oxygen uptake (VO₂max) is the maximum rate at which the body can consume oxygen during intense, whole-body exercise. It is the gold-standard measure of aerobic fitness.
最大摄氧量 (VO₂max) 是身体在剧烈全身运动时消耗氧气的最大速率，是有氧适能的金标准衡量指标。
Oxygen deficit occurs at the start of exercise when oxygen demand exceeds oxygen supply, forcing the body to rely on anaerobic systems until oxygen delivery catches up.
氧亏 发生在运动开始阶段，此时需氧量超过供氧量，迫使身体依赖无氧系统，直到氧气供应跟上。
Arteriovenous oxygen difference (a-vO₂ diff) measures the difference in oxygen content between arterial and venous blood, reflecting how much oxygen is extracted by the muscles.
动静脉氧差 (a-vO₂ diff) 测量动脉血与静脉血之间的氧含量差，反映肌肉提取了多少氧气。
3. Musculoskeletal System Terminology | 肌肉骨骼系统术语
Slow-twitch (Type I) fibres are muscle fibres that contract slowly, have high oxidative capacity, and are fatigue-resistant. They are suited for endurance activities.
慢缩（I型）纤维 是收缩速度慢、氧化能力强且抗疲劳的肌纤维，适合耐力性运动。
Fast-twitch (Type IIb/x) fibres are muscle fibres that contract rapidly, generate high force, and fatigue quickly. They rely mainly on anaerobic glycolysis for energy.
快缩（IIb/x型）纤维 是收缩快、力量大但易疲劳的肌纤维，主要依靠无氧糖酵解供能。
Isotonic contraction involves muscle length changing while tension remains relatively constant. Concentric contractions shorten the muscle, while eccentric contractions lengthen it under load.
等张收缩 指肌肉长度改变而张力相对恒定的收缩形式。向心收缩缩短肌肉，离心收缩则在负荷下延长肌肉。
Isometric contraction occurs when a muscle generates tension without changing its length, such as holding a plank position.
等长收缩 指肌肉产生张力但长度不变，例如保持平板支撑姿势。
Antagonistic muscle pairs work in opposition: while the agonist contracts, the antagonist relaxes to allow smooth movement (e.g., biceps and triceps at the elbow).
拮抗肌对 相互配合：主动肌收缩时，拮抗肌舒张以实现平滑运动（如肘部的肱二头肌和肱三头肌）。
Motor unit consists of a single motor neuron and all the muscle fibres it innervates. All-or-none law states that all fibres in a motor unit contract maximally when stimulated.
运动单位 由一个运动神经元及其所支配的全部肌纤维组成。全或无定律指出，运动单位中所有纤维在受刺激时都会最大程度地收缩。
Sliding filament theory explains muscle contraction: myosin cross-bridges pull actin filaments towards the centre of the sarcomere, shortening the muscle fibre.
肌丝滑行理论 解释肌肉收缩：肌球蛋白横桥将肌动蛋白丝拉向肌节中央，从而使肌纤维缩短。
4. Energy Systems and Metabolism Terminology | 能量系统与代谢术语
Adenosine triphosphate (ATP) is the immediate energy source for muscle contraction. ATP stores are limited, so it must be continuously resynthesised.
三磷酸腺苷 (ATP) 是肌肉收缩的直接能量来源。ATP 储备有限，因此必须不断再合成。
Phosphocreatine (PCr) system provides rapid ATP regeneration for high-intensity activities lasting up to 10 seconds. It operates anaerobically and without oxygen.
磷酸肌酸 (PCr) 系统 为持续时间不超过 10 秒的高强度活动提供快速的 ATP 再合成，以无氧方式运行且不需氧气。
Lactic acid system supplies ATP for high-intensity exercise lasting between 10 and 90 seconds through anaerobic glycolysis, resulting in the production of lactate and hydrogen ions.
乳酸系统 通过无氧糖酵解为持续 10 至 90 秒的高强度运动供应 ATP，同时产生乳酸和氢离子。
Aerobic system is the predominant energy pathway for prolonged, steady-state exercise. It fully oxidises carbohydrates and fats in the presence of oxygen to produce ATP.
有氧系统 是长时间、稳态运动的主要供能途径。它在有氧条件下将碳水化合物和脂肪完全氧化以产生 ATP。
Lactate threshold is the exercise intensity at which blood lactate concentration begins to rise exponentially. Training raises this threshold, delaying fatigue.
乳酸阈 指血乳酸浓度开始呈指数上升的运动强度。训练可提高该阈值，延缓疲劳。
Excess post-exercise oxygen consumption (EPOC) is the elevated oxygen intake following strenuous exercise, needed to restore the body to its resting state and clear accumulated lactate.
运动后过量氧耗 (EPOC) 是剧烈运动后增高的摄氧量，用于将身体恢复至静息状态并清除累积的乳酸。
Respiratory exchange ratio (RER) is the ratio of carbon dioxide produced to oxygen consumed. An RER of 0.7 indicates fat oxidation, while 1.0 indicates pure carbohydrate oxidation.
呼吸交换率 (RER) 是产生的二氧化碳量与消耗氧气量的比值。RER 为 0.7 表示脂肪氧化，1.0 表示纯粹碳水化合物氧化。
5. Key Terms in Skill Acquisition and Motor Learning | 运动技能与学习关键术语
Motor skill is a voluntary, goal-directed movement pattern that is learned through practice. It can be classified along continua such as gross-fine, open-closed, and discrete-serial-continuous.
运动技能 是通过练习习得的、有目的性的自主运动模式。可按粗略–精细、开放–封闭、分立–序列–连续等连续体进行分类。
Open skill is performed in an unpredictable, changing environment where the performer must constantly adapt to external stimuli (e.g., a pass in football).
开放技能 在不可预测、多变的环境中进行，执行者必须不断适应外部刺激（如足球中的传球）。
Closed skill is performed in a stable, predictable environment where the performer controls the timing and pace of movement (e.g., a gymnastics routine).
封闭技能 在稳定、可预测的环境中进行，执行者可自行控制动作的时间和节奏（如体操套路）。
Transfer of learning refers to the influence of prior learning on the acquisition of a new skill. It may be positive, negative, or zero, proactive or retroactive.
学习迁移 指先前学习对新技能习得的影响。可以是正迁移、负迁移或零迁移，以及前摄迁移或倒摄迁移。
Phases of learning proposed by Fitts and Posner include the cognitive, associative, and autonomous phases. Learners progress from understanding what to do to performing almost automatically.
学习阶段 由 Fitts 和 Posner 提出，包括认知阶段、联结阶段和自主阶段。学习者从理解做什么逐步过渡到近乎自动执行。
Feedback is information received during or after a performance. Intrinsic feedback comes from within (e.g., kinaesthetic feel), while extrinsic feedback is supplied externally (e.g., coach’s comments).
反馈 是在动作表现过程中或之后接收的信息。内在反馈来自身体内部（如动觉感受），外部反馈则由外界提供（如教练的点评）。
Whole-part-whole practice involves performing the complete skill, then breaking it down into sub-routines for focused improvement, before putting it back together as a whole.
整体–部分–整体练习法 先执行完整技能，然后将其拆分为子动作进行重点改进，最后再重新组合为整体。
6. Core Concepts in Sport Psychology | 运动心理学核心概念
Arousal is the level of physiological and psychological activation, ranging from deep sleep to extreme excitement. The inverted-U theory suggests optimal performance occurs at moderate arousal.
唤醒 指生理和心理的激活水平，范围从深睡到极度兴奋。倒U理论认为适中的唤醒水平下表现最佳。
Anxiety is a negative emotional state with feelings of nervousness and worry. Cognitive anxiety involves mental concerns, while somatic anxiety relates to bodily symptoms like increased HR.
焦虑 是一种伴有紧张和担忧的负面情绪状态。认知焦虑涉及心理上的顾虑，躯体焦虑则与心率升高等身体症状有关。
Self-efficacy is an individual’s belief in their ability to execute a specific task successfully. According to Bandura, it influences effort, persistence, and choice of activities.
自我效能感 是个体对自己成功执行某一特定任务的能力信念。Bandura 认为，它影响努力程度、坚持性和活动选择。
Attribution theory examines how individuals explain their successes and failures. Weiner’s model classifies attributions along dimensions: locus of causality, stability, and controllability.
归因理论 探讨个体如何解释其成功与失败。Weiner 的模型将归因从原因源、稳定性和可控性三个维度进行分类。
Goal setting is a motivational technique using specific, measurable, achievable, relevant, and time-bound (SMART) targets to enhance performance and commitment.
目标设定 是一种激励技术，运用具体、可衡量、可达成、相关且有时限（SMART）的目标以提升表现和承诺。
Group cohesion is the dynamic process of unity within a team, involving task cohesion (commitment to group goals) and social cohesion (interpersonal attraction).
群体凝聚力 是团队内部团结的动态过程，包括任务凝聚力（对集体目标的投入）和社交凝聚力（人际关系吸引力）。
Mental rehearsal involves creating a mental image of the performance in the mind without physical movement. It helps improve concentration, confidence, and skill automation.
心理演练 指在脑海中对动作表现进行想象而不进行实际身体活动，有助于提高专注力、自信心和技能自动化。
7. Training Principles and Adaptations | 训练原则与适应
Specificity states that training adaptations are directly related to the type of exercise performed: you train the specific muscles, energy systems, and movement patterns involved.
专门性 表明训练适应与所进行的运动类型直接相关：你训练的是参与的特定肌肉、能量系统和动作模式。
Progressive overload requires gradually increasing the training stimulus (intensity, volume, or frequency) to continue making physiological gains without causing overtraining.
渐进超负荷 要求逐步增加训练刺激（强度、量或频率），以持续获得生理收益并避免过度训练。
Reversibility indicates that fitness gains are lost when training ceases or is reduced significantly. Use it or lose it applies to detraining effects.
可逆性 指训练停止或大幅减少时，体适能收益会丧失。用进废退适用于停训效应。
Periodisation organises training into cycles (macrocycle, mesocycle, microcycle) to optimise performance peaks for key competitions while managing fatigue.
周期化 将训练组织为不同周期（大周期、中周期、小周期），以优化重要比赛时的竞技状态峰值并管理疲劳。
VO₂max adaptation results from endurance training: increased capillary density, mitochondria numbers, and blood volume lead to higher maximal oxygen uptake.
最大摄氧量适应 来自耐力训练：毛细血管密度增加、线粒体数量增多和血容量提高，使得最大摄氧量上升。
Hypertrophy is the enlargement of muscle fibre cross-sectional area due to increased protein synthesis, stimulated by resistance training and adequate nutrition.
肌肉肥大 是由于蛋白质合成增加而导致的肌纤维横截面积增大，由抗阻训练和充足营养刺激产生。
Tapering is a planned reduction in training volume before a major competition, allowing the body to recover fully and enhance performance potential.
减量训练 是重大比赛前有计划地减少训练量，使身体充分恢复并提升表现潜力。
8. Key Biomechanics Terminology | 生物力学关键术语
Velocity is the rate of change of displacement and includes direction. It is a vector quantity often measured in metres per second (m/s).
速度 是位移的变化率，包含方向，是一个矢量，常用米/秒 (m/s) 计量。
Acceleration is the rate of change of velocity. Positive acceleration means increasing speed; negative acceleration (deceleration) means slowing down.
加速度 是速度的变化率。正向加速度表示速度增加，负向加速度（减速）表示减慢。
Momentum is the product of an object’s mass and velocity (p = mv). In sport, greater momentum makes it harder to change an athlete’s direction.
动量 是物体质量与速度的乘积 (p = mv)。在运动中，动量越大的运动员越难改变方向。
Force summation describes how forces generated by different body segments are timed and sequenced to produce maximum power in a movement, e.g., a throw or kick.
力量总合 描述如何协调不同身体环节产生的力，通过时序和顺序组合以在动作中产生最大功率，例如投掷或踢球。
Centre of mass is the point around which the mass of a body is evenly distributed. In human movement, its position changes with posture and influences stability.
质心 是身体质量均匀分布的中心点。在人体运动中，其位置随姿势变化，并影响稳定性。
Angular velocity is the rate of spin around an axis, measured in radians per second (rad/s). It is vital in analysing movements like a golf swing.
角速度 是绕轴旋转的速率，以弧度/秒 (rad/s) 计量。在分析高尔夫挥杆等动作时至关重要。
Newton’s laws of motion underpin all movement: inertia (first law), acceleration proportional to force (second law), and action-reaction (third law).
牛顿运动定律 支撑所有运动：惯性定律（第一定律）、加速度与力成正比（第二定律）以及作用力与反作用力（第三定律）。
9. Sport Sociology and Culture | 体育社会学与文化
Socialisation is the process by which individuals acquire the beliefs, values, and norms of their culture through sport participation and observation.
社会化 是个体通过参与和观察体育，获取所属文化的信念、价值观和规范的过程。
Social stratification refers to the hierarchical arrangement of individuals in society based on factors like class, race, and gender. Sport can both reflect and challenge these divisions.
社会分层 指按照阶级、种族和性别等因素将个体在社会中分层排布。体育既能反映也能挑战这些分化。
Meritocracy in sport suggests that success is earned solely through talent and hard work, but critics point out that access to resources often shapes opportunity.
精英主义 在体育中暗示成功仅仅靠天赋和努力赢得，但批评者指出，资源的获得往往塑造了机会。
Commercialisation is the transformation of sport into a commodity driven by sponsorship, broadcasting rights, and marketing. It increases revenue but may compromise traditional values.
商业化 是将体育转变为受赞助、转播权和营销驱动商品的过程。它增加收入但可能损害传统价值。
Globalisation of sport involves the worldwide spread of sports, events, and transnational organisations, leading to cultural exchange and standardised rules (e.g., FIFA World Cup).
体育全球化 指体育项目、赛事和跨国组织在世界范围的传播，带来文化交流和规则标准化（如国际足联世界杯）。
Deviance in sport covers behaviours that violate accepted norms, including doping, match-fixing, and violent conduct. It undermines the integrity of competition.
体育越轨行为 涵盖违反公认规范的举动，包括兴奋剂、假球和暴力行为，破坏竞赛的公正性。
Ethnicity and sport explores how racial identities affect participation and representation. Stacking refers to the disproportionate placement of certain ethnic groups into specific playing positions.
种族与体育 探讨种族身份如何影响参与和代表权。位置堆叠指某些族裔群体被不成比例地安排在特定比赛位置的现象。
10. Sports Nutrition and Hydration | 运动营养与水分补充
Macronutrients are nutrients required in large amounts: carbohydrates, fats, and proteins. Carbohydrates are the primary fuel for high-intensity exercise, while fats fuel prolonged, lower-intensity activity.
宏量营养素 是需要量大的营养素：碳水化合物、脂肪和蛋白质。碳水化合物是高强度运动的主要燃料，脂肪则为长时间低强度活动供能。
Glycogen loading (carb loading) involves manipulating diet and exercise to maximise muscle glycogen stores before an endurance event, delaying fatigue.
糖原负荷法（碳水加载）指赛前通过调整饮食和运动使肌糖原储备最大化，以延缓疲劳。
Dehydration results when fluid loss exceeds fluid intake, impairing thermoregulation, performance, and cognitive function. Even a 2% loss of body mass can reduce endurance.
脱水 是体液流失超过摄入量所致，损害体温调节、运动表现和认知功能。即使体重减少 2% 也会降低耐力。
Electrolytes are minerals (sodium, potassium, chloride) that help maintain fluid balance and nerve function. They are lost through sweat and must be replaced during prolonged exercise.
电解质 是帮助维持体液平衡和神经功能的矿物质（钠、钾、氯）。它们随汗液流失，长时间运动时必须补充。
Ergogenic aids are substances or techniques used to enhance performance. These range from caffeine and creatine (legal) to anabolic steroids (banned).
运动营养补剂（增能辅助手段）是用于提升表现的物质或方法，从咖啡因和肌酸（合法）到合成代谢类固醇（禁用）不等。
Glycaemic index (GI) ranks carbohydrates based on how quickly they raise blood glucose. Low-GI foods provide slow release of energy, ideal before exercise, whereas high-GI options aid rapid recovery post-exercise.
血糖生成指数 (GI) 根据碳水化合物升高血糖的速度进行排序。低 GI 食物提供缓慢的能量释放，适合运动前；高 GI 食物有助于运动后快速恢复。
Protein timing recommends consuming high-quality protein within 30–60 minutes post-exercise to maximise muscle repair and synthesis (the ‘an
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