n.恶犬（尤指杂种狗）；卑鄙小人；胆小鬼
She was frightened by a cur. 她被一条杂种狗吓坏了。
A wild cur flung itself at him with bared fangs and slashed a rent in his overcoat. 一只恶狗张牙舞爪猛地朝他扑来, 撕破了他的上衣。
You treacherous cur! 你这个背信弃义的家伙！
