Word · Frequency #12499
heartbeat
心跳；脉搏
核心释义
the regular movement or sound of the heart as it pumps blood, or the pulse felt in the arteries as the heart beats
- 1.
一次心跳,尤指不规则心跳及其引发的情感
One pulsation of the heart; especially an irregular one, hence the emotion which causes it.
- 2.
动脉随每次心跳节律性地收缩和扩张
the rhythmic contraction and expansion of the arteries with each beat of the heart
- 3.
心跳节律
The rhythm at which a heart pulsates, a cardiac indicator.
- 4.
极短的时间(如眨眼或心跳的瞬间)
a very short time (as the time it takes the eye to blink or the heart to beat)
- 5.
驱动力或核心动力
A driving impulse or vital force; the vital center of something.
- 6.
赋予活力或统一的核心力量
an animating or vital unifying force
- 7.
一瞬间；瞬时
A very short space of time; an instant.
- 8.
由硬件或软件生成的周期信号,用于指示正常操作或同步系统的其他部分
A periodic signal generated by hardware or software to indicate normal operation or to synchronize other parts of a system.
瞬间；一刹那；活力；核心；（计算机等的）心跳信号；周期信号；一次心跳,尤指不规则心跳及其引发的情感；动脉随每次心跳节律性地收缩和扩张
用法In use
The doctor listened to her heartbeat with a stethoscope.
用法提示：作名词，表示心脏的节律性搏动。
My heartbeat quickened as I approached the finish line.
用法提示：作名词，表示心跳的频率。
The music was the heartbeat of the festival, drawing everyone together.
用法提示：作名词，比喻赋予活力的核心力量。
New York is the commercial heartbeat of America
相关词与表达Connections
搭配Collocations
- irregular heartbeat
- 心律不齐；不规律的心跳
- Stress can cause an irregular heartbeat.压力可能导致心律不齐。
- rapid heartbeat
- 心跳过快；快速的心跳
- A rapid heartbeat is often a sign of excitement or fear.心跳过快通常是兴奋或恐惧的迹象。
- fetal heartbeat
- 胎儿心跳
- The doctor checked the fetal heartbeat during the ultrasound.医生在超声波检查中检查了胎儿心跳。
- in a heartbeat
- 立刻；毫不犹豫
- If I were offered the job, I would accept it in a heartbeat.如果给我这份工作，我会毫不犹豫地接受。
- miss a heartbeat
学习提示Learner notes
记忆技巧Memory Tip
拆开记：heart（心）+ beat（跳动）= heartbeat（心跳），想象心脏“咚咚”跳动的那一下。
语境与语域Context & Register
语域：neutral 常见场景：medical examinations、fitness training、daily health conversations 此处指‘心脏搏动’这一含义：该词多用于医疗、体检、运动或日常谈论健康状况的场合，风格中性，正式与非正式语境都适用。
语法说明Grammar Note
表示'心脏搏动'时通常可数，复数形式为heartbeats；表示'极短时间'时常用单数，如'in a heartbeat'；表示'核心力量'时常用单数且后接of。
发音与拼写Pronunciation & Spelling
以 -beat 结尾的词（beat、deadbeat、downbeat、upbeat）与 heartbeat 末尾读音相同，均为 /biːt/。beet 与 beat 同音但拼写不同。注意 bit 是形近词，发音 /bɪt/，与 /biːt/ 不同。
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from ECDICT, WIKTIONARY.