发明自行车英语作文。The abacus was invented in the sixth century by Chinese people。The umbrella was invented about 4000 years ago in Assyria，China and Egypt。The binoculars was invented in 1854 by Ignatio Porro in Italy。The 。
1、关于电动自行车和城市交通的大学英语作文。Nowadays，the electric bicycle is developing fast，many kinds of which can be seen on the road。It is popular with more and more people。Why？The reasons are simple。First of all，it is cheaper and more convenie。
2、关于骑电动车好不好的作文 英文的(急啊)。there is no need to wait crowded public bus。 and they dont consume gas。 no harm for the environment。but there are also different ideas。some people think the battery of electric bikes is harmful for environm。
3、高分 电动车英文论文，急！puter aided design of an axial-field PM brushless DC motor for an electric vehicle， Concept of the “KAZ”， the Start of a New Generation in Car Design， Conceptual Design of Hybrid Electric Vehicle for。
4、关于自行车的英语作文。feel sorry for him， but also angry and Zhi Ma， want to cry carriage stopped， unreasonable representations。 Xifulake has murmured： “Do not cry， do not cry， let them go。” Carriage gone， and he just sto。
5、英语作文自行车。自行车会“吱”地一声自动停下，对我说：“小主人，红灯亮了不准前进了，快下车吧。”有了它，我可以节省很多时间，能使我拥有更多的时间去复习功课；有了它，我就有了一个形影不离的好伙伴；有了它，我可以去自已想去的。
1、急：高中英语作文电动车和自行车的个自的优点和缺点。电动车的速度快，但是交通事故遇到的基本是电动车。
2、英语作文发明飞行单车。会飞的自行车 = Flying Bicycle I knew i am not supposed to do it during time when there were many people on the street。And i know if i were to use it，there wasn‘t a chance i wouldn’t be spotted。
3、共享单车英语作文带翻译。共享单车英语作文带翻译一 With the development of technology， bicycle sharing comes into people's lives。Itbecomes more and more popular and much news reported it。At the same time， we should see that there are。
4、急 关于电动车 自行车比较的(速度 价格 环保)英语作文 五十词左右。电动车自行车都环保，就是电动车速度快些不用费力，自行车要踩，但可以锻炼。价格就相差2000多