v.搞乱；弄乱
n.混乱；乱七八糟；吵闹
My little son mussed up my hair. 我的小儿子弄乱了我的头发。
His clothes were all mussed up. 他的衣服全都弄乱了。
It works every time, no muss, no fuss. 这招每次都管用，无惊无乱。
