Now I'm really fantastic at drawing this mechanical device, but you can imagine that dropping a weight can cause a paddle wheel to turn.

机械装置的时候，我真的很着迷，你可以想象，当重物掉落的时候会带动桨轮旋转。

youdao

now I'm really fantastic at drawing this mechanical device, but you can imagine that dropping a weight can cause a paddle wheel to turn.

机械装置的时候,我真的很着迷，你可以想象,当重物掉落的时候会带动桨轮旋转。

麻省理工公开课 - 热力学与动力学课程节选

As part of the preshow, the audience leader, or "head mechanical, " walked through a series of pixel paddle moves, including circles and a flick-of-the-wrist action called the shimmer.

WSJ: Menu

Spinning the pot forces the product to the sides and it freezes, The frozen parts are scraped off the walls of the French pot with a mechanical corkscrew blade and by hand, with a paddle until it all comes together into a frozen mass.

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