您要查找的是不是：
- Keep mum about our surprise party. 不要讲有关我们出其不意的聚会的事。
- 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。
- Keep Mum: Silence is the best remedy for an angry heart. 保持沉默：沉默是修补愤怒的心的最好办法。
- He kept mum about what he'd seen. 他对他所看到的只字不说。
- 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。
- Kirchofer duly kept mum about her sexual orientation at work. 在公司里，科奇弗乖乖地对自己的性倾向保持缄默。
- Please will everyone keep mum about Saturday. We want to give them a real surprise. 请大家对周六的事情保密，我们想给他们一个惊喜。
- The director has been keeping mum about the firm's future plans. 董事长对该公司的未来计划一言不发。
- Abe has kept mum on whether he will visit as prime minister. 安倍就是否参拜靖国神社这一问题上依然保持沉默。
- 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。
- "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。
- Tim kept mum about his new job,didn't he? I didn't even know he had started. 蒂姆没有谈起他的新工作，是吗?我甚至还不知道他已开始工作了。
- I just kept mum when she asked me where Ben was. She'd be furious if she knew. 她问我本在哪里，我没有告诉她。如果她知道了，一定非常生气。
- He kept mum with the cops, but began chatting after a few days with the vet. 在警察面前鹦鹉缄口不言，可等过了几天后却兽医聊起来。
- Keep mum about sth. 不提起某事
- Keep mum about what I said. 我说的事儿你可要保密。
- Some of the middle elements are wavering, may swing either left or right and, in the face of the current spate of wild attacks by the Rightists, may want to keep mum and wait and see. 中间派中有一些人是动摇的，是可左可右的，现在在右派猖狂进攻的声势下，不想说话，他们要等一下。
- Under these circumstances, he made a bold decision simply to keep mum when people came with their questions. This led people to call him in disgust a dumb dog and the bao'zi he made dumb-dog bao'zi. 他终于采取果断措施，谁来都不予理睬，这一来人们就骂他“狗不理”，称他的包子为“狗不理包子”。
- You can keep my book as long as you like. 我的书你要借多久都随你的便。
- Please keep the watch for me while I go swimming. 我去游泳，请代我保管这表。
