现在大多数自行车都有两个轮子，但你可能也见过其他类型的自行车。

Most bikes today have two wheels, but you've probably seen other kinds, too.

youdao

他有两个轮子和一个小篮子，你去商店时他可以帮你提东西。

With two wheels and a little basket, he can carry things for you while you're at the shops.

youdao

这辆交通工具有两个座椅，四个轮子和可折叠的机翼，因此可以当作车辆驾驶。

The vehicle has two seats, four wheels and wings that fold up so it can be driven like a car.

youdao

This suitcase had--instead of having four little wheels on the bottom, it had two wheels on the back.

这种旅行箱不是四个轮子都在底部，而是在后面有两个轮子。

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And in a motorcycle, you only have two wheels.

开摩托车时，你只有两个轮子。

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