n.胡须
vt.公开反对；抓住胡须
Why don't you shave your beard off? 你怎麽不把胡子刮掉?
To my great amusement his false beard fell off. 使我感到极其好笑的是他的假胡子掉下来了。
用作及物动词 (vt.)He thought I was not brave enough to beard him, but he was wrong because I did it. 他以为我没有那么大勇气向他挑战，但是他错了，我就这么做了。
He bearded his boss and demanded an explanation. 他公然蔑视上司，并要求他作出解释。
beard是“胡须”的总称,多用来指下巴上的胡须,也包括嘴唇下面的髭,和颊上的连腮胡子,甚至脖颈上的毛发。
beard可用不定冠词来修饰,但并不是指一根胡须,而是指一个人的全部胡须。
