clean up ⼀ clean out ⼀ clean off ⼀ clean away 有什么区别。能分别给出一个典型的实例吗谢谢。

1，clean up清理；大捞一笔
They don't clean up those bits of pizza and bits of chewed bread and cheese.
谁都不愿意清理吃剩的比萨,奶酪渣还有面包渣,
2，clean out 清除，打扫干净
I need people around here that I can trust.
Clean out your station.
在这里我需要的事值得我信任的人。
收拾下你的桌子走人。
3，clean off 扫除；擦去，消除
If that is not possible, then clean off the equipment and your shoes when leaving
4，clean away： 清除垃圾

clean up 打扫 He alway expected other people to clean up after him他总是指望别人来打扫他弄脏了的地方
clean out 彻底清洗 I must clean the fish tank out.我必须把养鱼缸彻底清洗干净
clean off 刷掉 I cleaned the mud off my shoes.我刷掉了鞋上的泥
clean away 把...清除掉，清除, 强调动作的结果是消失或者距离上的消失
Please clear your books away so that I can serve dinner