They trained him as an engineer.是什么意思？

They trained him as an engineer.

他们把他培养成一名工程师。

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

trained

adj. 训练过的，受训的；v. 训练，锻炼，培养( train的过去式和过去分词 )，教育，使（植物）朝某方向生长，[园艺学]修剪；

例句
...our abysmal record at producing a scientifically trained workforce...
我们在培育具有科学素养的专业人才方面惨不忍睹的记录

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

an

art. 一（在元音字母前代替不定代词a），一任一某一，一个；

例句
He started eating an apple...
他开始吃苹果。

engineer

n. 工程师，技师，（轮船的）机师，〈美〉（火车的）司机，，（陆军的）工兵；vt. 设计，策划，安排或处理，改变…的基因（或遗传）结构；

例句
...a handsome engineer who bored me to tears with his tale of motorway maintenance
英俊的工程师不停地讲高速公路养护的故事，烦得我要命