n.髭；小胡子；（动物）触须
The drooping mustache lifts in a nasty sad smile. 只见他那撇朝下的胡髭往上一耸，露出了一副难看的苦笑。
His white teeth gleamed under his little mustache. 他那雪亮的牙齿在一小撮髭须下微微一露，仿佛要笑似的。
His father shaved off his mustache. 他的父亲剃了小胡子。
