cur
n. 杂狗；坏蛋
例句
A cur barking at the sun cannot detract from its glory.
狂犬吠日，无损于太阳的光辉。
《新英汉大辞典》
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。
This cur rent will gradually decay to a steady value.
该电流将逐渐衰减至一个稳定值。
