急,翻译千钧一发

hang by a hair
hang by a thread

都是动词词组

As Jack got ready to kick a field goal, the result of the game hung by a hair.

杰克准备好要射门时，比赛正好进行到千钧一发的关键时刻。

千钧一发:千钧的重量系在一根头发上.比喻极其危险,也说一发千钧