Bill preened his beard.是什么意思？

Bill preened his beard.

比尔精心修剪了他的胡须。

bill

n. 账单，钞票，清单，广告；vt. 安排，给…开账单，为…发提（货）单，把…登录在账；vi. 鸟嘴相接触；

例句
Ken was in the act of paying his bill when Neil came up behind him.
当尼尔从后面走过来时，肯正在付账。

preened

v. （鸟）用嘴整理（羽毛）( preen的过去式和过去分词 )；

例句
Bill preened his beard.
比尔精心修剪了他的胡须。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

beard

n. 胡须，[虫]口鬃，[动]颌毛，（牡蛎等的）鳃，[植]芒；vt. 使有胡须（颌毛，芒刺），抓（捋）住…的胡子，拔…的胡子，公然反对，勇敢地对抗；

例句
His hair and beard are both untidy and his skin is quite leathery.
他须发蓬乱，皮肤也相当粗糙。