Since electrical lines had not yet reached his neighborhood, Baekeland hooked up a steam engine from an old White steam automobile to run an agitator.

因为电线尚未连到他的邻居，贝克·兰德从一个旧白色汽车勾起蒸汽机，来运行搅拌器。

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And these verbal descriptions lead to some pictures that I put up and I'll put up again about how you might try to accomplish something like run an engine or move heat from a colder to a warmer body.

这些言语的描述有助于你们理解我讲过的,而且还要再讲的一些物理图像,比如一台发动机,是怎么运行的,或热怎样从冷的物体传到热的物体。

麻省理工公开课 - 热力学与动力学课程节选