adj.糟糕的；破烂的；卑鄙的；像老鼠的；鼠多的

adj.恼怒的

If I'm in a ratty mood during the workday, it 's usually because I 've been at my desk writing for too long without moving around. 如果我心情不好，通常是因为我已经在我的书桌写太久没有走动。

Her clothes were just plain, no logos, and they were worn, but not ratty or rags. 她穿的很朴素，没有牌子并且很旧，但是并不是破破烂烂的。

He was a ratty-looking man with a thin moustache . 他是一个长得矮小像老鼠的男人有著稀疏的胡子。

He gets ratty if he doesn't get enough sleep. 他要是睡眠不足动不动就发脾气。