老式风车能杀死鸟类是因为它们旋转得很快。
这种装置就像水下风车一样，叶片随流过的潮汐旋转。
These devices act like underwater windmills, with blades that rotate as the tide flows through them.
每秒几百公里的旋转速度可能使圆盘里的物质呈现象宇宙玩具风车一样独特的螺旋形。
This spinning motion, at speeds of hundreds of kilometers per second, may cause matter in the disk to take on a distinctive spiral shape like a cosmic pinwheel.
破产在其他产业中早已屡见不鲜，就像鸟儿会不小心被搅进旋转的风车叶片中一样。
Mortality is nothing new in other industries, nor indeed for the birds who blunder into whirling windmill blades.
风车的叶轮正在旋转。
风带动风车旋转，风车又驱动石块将玉米磨成面粉。
The wind turned the windmill which then turned a large stone in order to make flour out of corn.
那小孩看到旋转不停的风车感到很惊奇。
The child was amazed at the windmill turning round and round.
风叶有一个安装角或略有扭曲，因此可将吹来的风分解为两个分力，其中在风叶平面上的分力使风车旋转。
The sails are mounted at an angle or are given a slight twist, so that the force of wind against them has two components, one of which, in the plane of the sails, causes rotation.
风叶有一个安装角或略有扭曲，因此可将吹来的风分解为两个分力，其中在风叶平面上的分力使风车旋转。
The sails are mounted at an angle or are given a slight twist, so that the force of wind against them has two components, one of which, in the plane of the sails, causes rotation.
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