【释义】
HEART / MIND 心/头脑, [I] if your heart or mind races, it works harder and faster than usual, for example because you are afraid or excited
〔因害怕、兴奋而〕急速跳动; 快速转动:
【例句】
My heart was racing and my knees shook uncontrollably.
我的心跳加速,膝盖也不由自主地抖动起来。
【例句】
My mind was racing, trying to think where I had seen him before.
我拼命地转动脑筋,努力在想我以前在哪儿见过他。