Asifa farzana
# 42: Now I learned how it work , thanks.
ああ、ギアは既にファンのモーターで動いているんですね。それを別のギアにつなげて回転させるだけですね！なるほど。
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コメント 4
- BLK
That's interesting. Never really thought how it rotated.
- Jay
Even I hadn't thought about it as well! It is interesting
