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1·Hold your cards close to the vest.

收好你的牌。

2·He is a trustworthy guy because he can keep anything close to the vest.

他是一个值得信赖的人，因为他可以做到对任何事守口如瓶。

3·Big advertisers have kept the information they gather from their own campaigns close to the vest.

大型广告客户将从自己主办的活动中收集到的信息牢牢抓在手里。

4·Uncertainty is your key advantage in most negotiations. If your adversary knows what you desire most, your negotiating position is not as strong. Play it close to the vest.

在大部分谈判中，让人捉摸不定是你的重要优势。假如对手了解到你最想得到什么，你在谈判中的地位就没什么强势了，所以要守口如瓶。

5·As perhaps this information is being maintained close to management's vest the client's point of contact (c) is only aware of the number of bug reports and enhancement requests from clients.

随着该信息“接近管理层的核心”，客户的联系人(C)只察觉到错误报告和来自客户的增强请求的数量。

6·But his short rotation and close-to-the-vest style did nothing to prepare the team for the playoffs and the Rockets were eventually swallowed up by the deeper, more versatile Jazz.

但是，他坚持只用小范围轮换阵容，以及过度小心的风格，让火箭季后赛准备不足，最终被板凳更深，风格更全面的爵士生吞活剥。

7·The young man is a trustworthy guy who can keep anything close to THW vest.

那位年轻人是位能够守口如瓶、值得信赖的人。