名詞 split second:

1. a very short time (as the time it takes the eye blink or the heart to beat)
   同義詞：blink of an eye, flash, heartbeat, instant, jiffy, trice, twinkling, wink, New York minute

1. He backed away and in that split second she slammed the door in his face.
   他往后退，就在這一剎那，她砰地把他關(guān)在門外了。
2. The plan depends on, split-second timing.
   這計畫要想成功就得分秒不差。
3. It all happened in a split second.
   這一切都是在頃刻間發(fā)生的。