hang by a thread
v. 千钧一发，摇摇欲坠
千钧一发 ( hang by a thread )：描写将来社会人的基因问题的惊险影片，内容和主题俱佳。
近义词：hang by a hair , close call
双语例句权威例句
Peace and democracy hang by a thread in this troubled country.
在这个动乱的国家，和平和民主危在旦夕。
For some time after his dangerous operation, Keren's life hang by a thread.
在手术后的一段时间，凯伦的生命都处于垂危之中。
The fire was approaching people's houses. people's lives and properties werehang by a thread.
大火向民房逼近，人民的生命财产危在旦夕。
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