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单词 heartbeat
释义

WordReference Random House Learner's Dictionary of American English © 2024
heart•beat /ˈhɑrtˌbit/USA pronunciation   n. [countable]
  1. Physiologya single pulse of the heart as it takes in blood and pumps it out.

WordReference Random House Unabridged Dictionary of American English © 2024
heart•beat  (härtbēt′),USA pronunciation n. [Physiol.]
  1. Physiologya pulsation of the heart, including one complete systole and diastole.
  • heart + beat 1840–50

Collins Concise English Dictionary © HarperCollins Publishers::
heartbeat /ˈhɑːtˌbiːt/ n
  1. one complete pulsation of the heart
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