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.
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.
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.
它用三个轮子四处走动，并挥舞着它的两个小手臂来表示惊讶和爱，或者索求拥抱。
It moves around on three wheels and waves its two little arms to show surprise and love, or to ask for a hug.
它用三个轮子四处走动，并挥舞着它的两个小手臂来表示惊讶和爱，或者索求拥抱。
It moves around on three wheels and waves its two little arms to show surprise and love, or to ask for a hug.
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