So to shrug something off, to shrug is to do that with your shoulders, right?

Shrug something off 是指用肩膀耸肩。

So to shrug something off, imagine as you're thinking about something, and it's on your shoulders, and you just shrug, you shrug it off, right?

耸耸肩，想象你在思考某件事，它就在你的肩膀上，你耸耸肩，把它抖下来。