keep mum

1. I reckon we're safe as long as we keep mum.
   我想只要咱们守口如瓶，就可保安然无恙。
2. Fortunately it was definitely a genuine touch and, of course, she called it right, as I'd expect her to, he said, though I'll be trying my hardest to keep mum unoccupied in my semi-final run.
   幸运的是，我的确碰到了障碍门，当然她的判罚很正确，我觉得她应该这么判。麦克说，但我会尽全力在半决赛中避免失误，别再让她罚我了。
3. Yet there is a voice in my head telling me to keep mum.
   但我头脑里也有个声音告诉我别这么做。
4. You decided to marry your son off, and you keep mum.
   你给儿子娶媳妇了，还在这儿和我们打哑谜。
5. Keep mum for now, captain. we'll chat later.
   现在别说，上校，我们待会再聊。
6. Keep mum about our surprise party.
   不要讲有关我们出其不意的派对的事。
7. Or would they keep mum?
   还是会保持沉默？
8. The quick answer is no, but there are serious questions to consider about the optimum type, frequency and intensity of exercise to keep mum fit and baby healthy.
   答案是否定的，但也有一些严重的问题应该考虑到，如保证母婴健康的最佳运动类型，运动频率以及运动的强度。
9. Even they got frustrated sometimes, but most of time, in my mind, I always keep the picture of my daddy making a face, teasing my mum and me.
   虽然他们也会有为琐事而不开心，但大数的时候，在我的印象里，总是爸爸扮着鬼脸，逗我和妈妈开心的情景。
10. The two sides said they keep mum over the deal because it was only tentative.
    签约双方都说不想张扬是因为交易本身尚未最后定夺。
11. At a service desk, the agent is expected to keep mum about her problems and to show a reasonable interest in yours.
    在服务台前，人们总是希望服务员对她自己的问题绝口不提，而是充分关注你的问题。
12. There is an incentive to collude with other suppliers to boost prices, just as two prisoners have good reason to keep mum about their crime.
    与其他供应商一起哄抬价格的动机，就像2个囚徒在他们的罪行方面都闭口不言。
13. Huck Finn and Tom Sawyer swears they will keep mum about This and They wish They may Drop down dead in Their Tracks if They ever Tell and Rot.
    哈克·费恩和汤姆·索亚对天盟誓：我们将恪守秘密，若有半点私心假意泄密，愿当场倒毙，尸骨无存。
14. Keep mum about what we did.
    别把我们做的事说出去。
15. The teacher came into the classroom and shouted: "keep mum!"
    那个老师走进教室喊道：“请安静。”

verb

1. refuse to talk or stop talking
   1. The children shut up when their father approached

   Synonym:    close upclam updummy upshut upbelt upbutton upbe quiet