heartbeat

名词 n.
中文释义
英 /ˈhɑːtˌbiːt/    美 /ˈhɑɹtˌbit/|[ˈhɑɹʔbiʔ]

英文释义

名词 n.
  1. One pulsation of the heart; especially an irregular one, hence the emotion which causes it.
    — The policeman waited for a heartbeat in vain.
  2. The rhythm at which a heart pulsates, a cardiac indicator.
    — If your heartbeat doesn't normalize soon, consult a doctor!
  3. A driving impulse or vital force; the vital center of something.
    — Music is the heartbeat of the people.
  4. A very short space of time; an instant.
    — The ambulance arrived in a heartbeat.
  5. A periodic signal generated by hardware or software to indicate normal operation or to synchronize other parts of a system.

词形变化

heartbeats plural

词汇关系

衍生词
heartbeat bill heartbeat law heartbeatlike Heartbleed in a heartbeat

词源

From heart + beat.
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