take to one's heels
逃之夭夭
例句：
When police arrived, the thieves had already taken to their heels.
當(dāng)警察趕到時(shí)，小偷們已經(jīng)逃之夭夭了。
tight-lipped
沉默，緘默
例句：
The company spokesperson remained tight-lipped about the arrangement for the takeover, and she refused to give out any information.
公司發(fā)言人對(duì)兼并一事的安排保持沉默，她拒絕提供任何信息。