shrug one's shoulders 耸耸肩
shrug off 摆脱，不理会
A: Do you know why the train is late?
A：你知道火车为什么迟到了吗？
B: He just shrugs and says he doesn't know.
B：他只是耸耸肩说他不知道。
1) 耸肩
2) 表示不在乎
3) 表示不知道
1. 耸肩，表示不解或不在乎
verb
1. to raise one's shoulders to indicate that one does not know or care about something
Synonym: dismiss, ignore