shrug one's shoulders 耸肩
shrug off 不理睬
just shrug 仅仅耸肩
A: Do you know why he is angry?
A：你知道他为什么生气吗？
B: He just shrugged and walked away.
B：他只是耸了耸肩，然后走开了。
1) 表示不关心
2) 表示不知道
3) 表示无奈
1. 耸肩
verb
1. To raise one's shoulders to express that one does not know or does not care.