Clean somebody out:
打扫某人 ×
使某人倾家荡产,把某人的钱骗得精光或抢个精光 √
例句:
The robbers cleaned out everybody on the train.
强盗们把列车上每个人的钱都抢了个精光。
Clean up:
向上扫 ×
大捞一笔 √
例句:
And if they win, they're going to clean up.
如果他们赢了,他们可以大捞一笔。
Clean house:
① 打扫整理房屋
② 排除不良分子
例句:
Our new boss said he wanted to clean house.
我们新的老板想说要清理不必要的人员。