He expedited a letter to the duke.是什么意思？

He expedited a letter to the duke.

他给公爵发了一封信.

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

expedited

v. 加快进展( expedite的过去式和过去分词 )，迅速完成；

例句
The shipments are being expedited as much as possible.
装货速度在尽量加快.

letter

n. 信，证书，许可证，字母，文字，字面意义；vt. 用字母标明，写字母于，加标题；vi. 写印刷体字母；

例句
Naylor acknowledged, in a letter to the judge, that he was a drug addict...
内勒在给法官的信中承认自己吸毒。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

duke

n. 公爵，君主，<俚>(pl.)拳头，[植]公爵樱桃；vi. 战斗；

例句
I crammed on my cap again, helped the Duke up and tried to dust him off.
我重新戴上帽子，扶公爵起身并掸去他身上的土。