split second

n. 瞬间, 一刹那

例句与用法：

He backed away and in that split second she slammed the door in his face.

他往后退，就在这一刹那，她砰地把他关在门外了。

The plan depends on, split-second timing.

这计画要想成功就得分秒不差。

It all happened in a split second.

这一切都是在顷刻间发生的。

详细释义：

ph.

一刹那