You can "fly" an airplane or you can hit a "fly" that is on your food in your house.

你可以让一架飞机飞行，你也可以打死一只停在你家食物上的“苍蝇”。

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Once Lion even saw several birds fly in line when he was in an airplane.

狮子还曾经在飞机上看见有几只鸟儿成一直线地飞翔。

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I will fly home in an airplane.

我将要乘飞机飞回家。

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I will fly home in an airplane.

我将要乘飞机飞回家。

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