shrug off(v.+adv.)
对…满不在乎；对…不屑一顾treat sth as if it is not important
▲shrug sth⇔off
She shrugged off my suggestion.她对我的建议不屑一顾。

用作不及物动词
▲S+～(+A)
People only shrugged at his protests.人们对他的抗议只是耸耸肩。
用作及物动词
▲S+～+n./pron.
She shrugged her shoulders and made no reply.她耸耸肩，不作回答。