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- Whatever is said here must be kept secret. 这里说的话必须保密。
- She has blurted out everything they wanted to keep secret. 她把他们要保密的事情全讲出去了。
- The first and all subsequent visits were kept secret. 第一次以及随後的各次访问均严守秘密。
- It is absolutely vital that the matter be keep secret. 这件事要保密，这是至关重要的。
- The test questions are kept secret, so as to prevent cheating. 为了防止作弊，考试的题目是保密的。
- He asked that the matter should be kept secret. 他要求对这件事保守秘密。
- These plans must be kept secret from the enemy. 这些计划必须对敌人保密。
- Whatever been said here must be kept secret. 凡在这里说过的话都得保密。
- To make known(something heretofore kept secret). 揭露使（以前保密的事）公开，泄露，透露
- Their identities were kept secret. 他们的身分保密。
- He requested that the matter should be kept secret. 他请求对这件事保守秘密。
- Tom made everybody swear to keep secret. 汤姆叫大家立誓保守秘密。
- To make known(something heretofore kept secret. 揭露使(以前保密的事)公开，泄露，透露
- He can be -lied on to keep secret. 相信他能保密。
- He can be relied on to keep secret. 相信他能保密。
- The army uses a special cipher so that military messages are kept secret. 军队使用一种特殊密码,军事电讯因此得以保密。
- These plans must be kept secret until all is prepared. 在一切都准备好之前，这些计划要保密。
- It is absolutely vital that the matter is kept secret. 这件事要保密，这是至关重要的。
- The test questions are kept secret,so as to prevent cheating. 为了防止作弊病，考题要保密。
- The government uses a special cipher so that official messages are kept secret. 政府使用一种特殊密码，官方电讯因此得以保密。
