Military officials are still tight-lipped about when or whether their forces will launch a ground offensive.

军官们对于什么时候以及是否发动地面进攻依然守口如瓶。

柯林斯高阶英语词典

He was sitting at the other end of the table, tight-lipped and angry.

他坐在桌子的另一头，双唇紧闭，满面怒容。

柯林斯高阶英语词典

Strict confidentiality cocoa drink formula, the formula of chocolate UNSCOM also tight - lipped.

他们严格保密可可饮料的配方, 对巧克力特的配方也守口如瓶.

期刊摘选

He tight lipped when asked about Artest constantly yammering in his ear whenever they play.

他同样对阿泰在比赛中不断的抱怨咆哮不予理睬.

期刊摘选