解决方案 - 初级中级 - 单元 5 - 5D

a small, round object, usually made of plastic or metal, sewn onto a piece of clothing and used for fastening two parts together

纽扣

the thing we move to enter, exit, or access a place such as a vehicle, building, room, etc.

门

the bottom of a room that we walk on

地板

to move a thing from a lower position or level to a higher one

抬起

to move something like a window or door into a position that people or things cannot pass through

关闭

to function in a specific way

运作

to move something like a window or door into a position that people, things, etc. can pass through or use

打开

to push a thing tightly against something else

按压