clear (something) up
phrasal verb with clear verb uk/klɪər/ us/klɪr/
(TIDY)
B2 mainly UK清除;清理;整理
to make a place tidy by removing things from it or putting them where they should be
Dad was clearing up in the kitchen. 爸爸正在收拾厨房。
I'm tired of always having to clear up after you (= tidy your things). 我厌烦了老是要替你整理东西。
(ILLNESS)
（疾病）消失，治愈
If an illness clears up, or if medicine clears an illness up, the illness goes away.
You won't be able to go swimming tomorrow if your cold hasn't cleared up. 如果感冒还不好，明天你就不能去游泳了。
These pills should clear your rash up. 这些药会让你的疹子消掉。