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- A bicycle has two wheels. 自行车有两个轮子。
- Even if you don't know what a penny-farthing is, if I told you it was a bicycle, you would know that it had two wheels, handle bars, and pedals. 即使你不知道一个旧式脚踏车是什么,如果我告诉了你，它是一辆脚踏车,你会知道它有了二个车轮，车拉手利和踏板。
- A bicycle, cycle or bike, is a pedal-driven human-powered vehicle with two wheels attached to a frame, one behind the other. 自行车，亦称脚踏车，台湾话另称孔明车或铁马，是一种通过蹬踩踏板驱动的人力交通工具。一个车架子带两轮子，分前后排列。
- A bicycle has it over a car on such a crowded street. 在这样拥挤的街道上，自行车反而比汽车走得快。
- Compared with cars, riding a bicycle has no environment problems. 和汽车比较，骑自行车不会有环境问题。
- A bicycle runs on two wheels. 自行车靠两个轮子行驶。
- Eng: Nice joke, Lish, but not every kickboard has three wheels. Some only have two wheels. 英格：很好笑，丽斯，可是不是每台滑板车都是三轮的。也有两轮的。
- Bicycle is the most popular vehicle in China, as riding a bicycle has many advantages. the future of bicycle... 在中国，自行车是最为流行的交通工具，骑自行车有许多好处。自行车的未来。。。
- She has two cars and in addition a motorboat. 她有两辆轿车外加一艘汽艇。
- Traditional skateboards have four wheels therefore, it travels as a flat surface. This new design has two wheels, thus allows the board to move in a line. 传统的滑板有着四个轮子，滑起来是个平面，而这个滑板只有两个轮子，滑起来是一条线。
- Two Wheels Around New Zealand: A Bicycle Journey on Friendly Roads 两轮环新西兰:友谊之路
- I have decided to buy a bicycle, whether it is expensive or not. 我已经决定买一部脚踏车，不论贵不贵。
- He is learning to ride a bicycle. 他正在学习骑自行车。
- Helen: My bicycle has a flat tyre. 我的自行车车胎漏气了。
- The Joneses have two boys and a girl. 琼斯一家有两个男孩儿一个女孩儿。
- It's uphill work learning to ride a bicycle. 学骑自行车是件难事。
- This hill is too steep to ride up on a bicycle. 这山太陡了，骑自行车可上不去。
- She is too little to ride a bicycle. 她太小了，不能骑脚踏车。
- Every place has a bicycle garage. 每个地方都有自行车存车处。
- Mary has two dimples when she smiles. 玛丽笑时露出两个笑靥。
