上上下下的短语
3个回答

1.(of a place) from cellar to garret; from cellar to rafter; up and down

2.(of people) high and low; everyone; all members

3.up and down

4.look through

例句 我把箱子上上下下翻了个遍,也没找到你想要的东西.

Although all the boxes have been looked through, I still find nothing that you want.