词源趣谈 | by the skin of one's teeth 好不容易才……

one does something by the skin of one's teeth 指某人好不容易才做好某事。比如：

• He won, but only by the skin of his teeth.
  他赢了，但是赢得十分勉强。

这一成语出自《钦定版圣经》中《约伯记》（Job）第19章第20节：

My bone cleaveth to my skin and to my flesh，and I am escaped with the skin of my teeth.
我的皮肉紧贴骨头，我只剩牙皮逃脱了。