tightlipped

his rival, senator hillary clinton, has remained visible, but tightlipped as to when she will concede and throw her support behind obama.

他的对手，克林顿参议员虽然也出现在公共场合，但是，她对自己什么时候准备承认败选，然后全力支持奥巴马的问题守口如瓶。

the national association of broadcasters remained fairly tightlipped over the decision, however.

然而，全美广播电视协会（NAB）对此决定仍十分不买账。

he is tightlipped about the information.

他对这些情况守口如瓶。

The senator listened, stony-faced , tightlipped, and angry.

叁议员注意听着, 板着脸,双唇紧闭, 怒容满面.

tightlipped strongly implies a steadfast unwillingness to divulge information being sought:

Tightlipped含有一种很强烈的非常不愿意透露别人想了解的消息的含义：

the general remained tightlipped when reporters asked him about the rumored invasion. see also synonyms at still 1

当记者们问及传闻中的进攻行动时，将军闭口不谈参见同义词still1