The Week

Two wheels into the future

作者：21ST

电动两轮小车安全又环保。

词数 164 建议阅读时间 4分钟

A CAR usually has four wheels, but have you ever seen one with two? American companies General Motors and Segway are working together to develop (研发) such a kind of car. They say it will be cheap, fast, safe and clean.

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