vt., vi.1. （常与up连用）弄脏，弄乱；弄糟to mess one's new dress弄脏某人的新衣服
I've just cleaned the floor, and you've messed it up again by dropping bits of paper everywhere!我刚扫干净地板，你又把纸屑弄得到处都是，把地板搞脏。
The boy's clothes are all messed.这男孩的衣服都弄脏了。
2. （与with连用）惹麻烦Stop messing with the spoon and finish your breakfast.不要把匙子弄来弄去，快把早饭吃了。