让你的眉毛上下动。

Move your eyebrows up and down.

youdao

拿昨天来说，在外面办事跑了几趟，后面和破仑去吃饭，再跑回宿舍，一共上下楼5趟，爬了45层楼，累得快动不了了。

Then I came back to the dorm again with a total of 5 times, 45 floors of climbing during the day.I was entirely exhausted to death.

youdao

看见他的衬衫随着他的心脏的猛烈的跳动上下扯动着，这使她悦目。

She could see his shirt jerking with the hard beat of his heart, and it thrilled her.

youdao

He was motionless, all but for one finger that moved up and down in front of his face as if he were marking time with it.

他一动也不动，除了一根手指在他的面前上下摆动,好像在用它标记时间。

耶鲁公开课 - 1945年后的美国小说课程节选