"厂长" 用英语可以说作 "factory manager" 或 "plant manager"。

"Factory manager" 来源于英语单词 "factory"，意思是 "工厂"，和 "manager"，意思是 "经理"。

"Plant manager" 来源于英语单词 "plant"，意思是 "工厂" 或 "工厂设备"，和 "manager"，意思是 "经理"。

例句：

The factory manager is responsible for overseeing the production process at the factory.

（工厂经理负责监督工厂的生产过程。）

The plant manager is responsible for the overall operation of the plant.

（工厂经理负责工厂的整体运营。）