dirty up

• 弄脏

dirty up的用法和样例：

例句

1. You will dirty up the sofa if you put your muddy shoes on it.
   你若把泥鞋子放在沙发上就会把它弄脏的。
2. The children have dirtied up their clothes in that mud.
   孩子们在泥淖里把衣服弄得脏透了。
3. In so short a period of time,my son dirtied up his new dress.
   这么一会儿，我儿子就把新衣服弄脏了。