Miniature windmills such as this one could help power devices where sunlight is not available.

在缺乏阳光的地方，这样的微型风力发电机或许能帮你解决用电问题。

youdao

Miniature windmills such as this one could help power devices where sunlight is not available.

在缺乏阳光的地方，这样的微型风力发电机或许能帮你解决用电问题。

youdao