come away
phrasal verb with come verb uk/kʌm/ us/kʌm/ came | come
掉下，脱落，脱离
If something comes away from something else, it becomes separated from it.
I just opened the drawer as usual and the handle came away in my hand. 我像往常一样打开抽屉，结果把手就掉了下来。
The paper has started to come away from the walls. 墙上的壁纸开始脱落了。