heartbeat

heartbeat
noun
  1. the pulsation of the heart
    心脏的搏动
    ■(一般 heartbeats)a single pulsation of the heart
    (单次的)心跳
    her heartbeats steadied.
    她的心跳平稳了下来。
    ■(figurative)a person or thing providing or representing an animating or vital unifying force
    (喻)活力之所在;维系人心者;中心
    Ontario has long been the commercial heartbeat of Canada.
    安大略省长期以来一直是加拿大商业活力的中心。
常用词组
a heartbeat away
  1. from very close to; on the verge of
    近在咫尺
    laughter was only a heartbeat from tears.
    哭笑之间,咫尺而已。
英语宝典
考试词汇表