clam up meaning in Chinese
守口如瓶，拒不开口，沉默不语
住口，不说话（原意为“蚌壳合起来”）
Examples
- He clammed up .
他咬紧牙关，不肯交代。 - You can't talk with those peasants. they can clam up as well as the foreign office .
你不能跟那些农民谈话。他们象外交部一样，可能一点口气也不漏。 - When vinnie entered the room , mary clammed up
温妮一进入房间，玛丽就闭嘴了。 - When vinnie entered the room , mary clammed up
文尼已进入房间，玛丽就闭嘴了。 - She clammed up whenever i mentioned her husband
每当我提到他丈夫，她就不说话了。