这位工程师画了一副简单的解说图以便于解释他的设计。
The engineer drew a simple diagram to help explain his design.
我去看望了当时负责煤矿的一位副经理,他曾在美国留过学,是工程师,也是个实业家。
I went to see one of the assistant managers who was then in charge of the mine - a man who had been educated in America, an engineer and also a businessman.
我去看望了当时负责煤矿的一位副经理,他曾在美国留过学,是工程师,也是个实业家。
I went to see one of the assistant managers who was then in charge of the mine - a man who had been educated in America, an engineer and also a businessman.
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