1.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。
2.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。
3.He is tightlipped about the information.
他对这些情况守口如瓶。
4.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
5.Tightlipped strongly implies a steadfast unwillingness to pulge 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：