单词 | heartbeat |
释义 | heart·beat ![]() n. 1. a. A single complete pulsation of the heart. b. The general nature of the heart's contractions or the rate at which they occur: the baby's heartbeat; a fast heartbeat. 2. A vital force or driving impulse: Broadway is the heartbeat of the New York City theater world. 3. An instant: I'll be there in a heartbeat. |
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