11视频豆瓣6.3
9视频豆瓣9.1
4视频豆瓣7.6
9视频豆瓣5.6
5视频
一名男子正在组装一架复杂的自制无人机,并在其上安装螺旋桨。
Close view of the hands of a man assembling a sophisticated homemade drone, putting the propellers on it.
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