一发千钧英语怎么说

“一发千钧”对应的英文单词有：be in grave danger、a hundredweight hanging by a hair、hang on by the eyelids、a thousand piculs suspended by a single hair ，一共4个，具体意思及用法如下：

be in grave danger千钧一发

a hundredweight hanging by a hair一发千钧

hang on by the eyelids系得不牢，处于非常危急的境地；一发千钧；千钧一发

a thousand piculs suspended by a single hair一发千钧