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瞧,我们在放风筝。它在我们的牵动下运动,从而在其周围形成了风,借此风力升入空中。你知道自然界的风有什么用吗?
Look, we’re flying a kite. It moves under our influence, creating a wind around it, whereby the wind rises into the air. Do you know what is the use of the wind in nature?