保持沉默

1.He is mute on the subject of social system.

社会制度的问题保持沉。

2.They remained dumb at the meeting.

们在会上保持沉。

3.He was silent on the subject.

这个问题保持沉。

4.I'd never have breathed a syllable if he'd kept quiet.

如果当时保持沉的话，我决不会说一个字的。

5.After they had quarrelled there was a pained silence between them.

"们发生争,双方都因感情上受到伤害而保持沉。"