单词:safety bike
单词:safety bike 相关文章
[00:02.83]Unit 8 Transportation [00:07.58]Lesson 31 [00:09.64]1.2 Rules for drivers [00:15.36]Always wear a seat belt. [00:18.36]Follow all traffic signs and rules. [00:22.10]Be aware of pedestrians at the crosswalk. [00:26.23]Drive according to the
One-Person Flying Vehicles Close to Reality 单人飞行器接近成为现实 Smart phones, essentially pocket-sized computers, we already have. Flying drones with cameras are available to everybody. Robots and self-driving cars are just around the c
Personal Flying Vehicles Close to Reality 个人飞行汽车的梦想接近现实 Many people have long dreamed of being able to fly around as simply as riding a bicycle. Yet the safety and strength of a flying bike was always a big problem. Over the
中国第二届全国交通安全日 There are about 160 million electric bicycles in China. The numbers are increasing at a rate of 15 percent a year. The growing number of electric bicycles on the road has also increased the fatality rate. Last yea
BEIJING, March 29 (Xinhua) -- The State Council, China's cabinet, has approved a draft of regulations on school bus safety management, according to a statement issued Thursday. The statement, released after a State Council meeting presided over by Pr
图片1 'Prevention is better than cure' is a saying that I fully believe in. Similarly, using the correct tools for a job, or wearing the correct protection, is just as smart. I've been thinking about this recently because my little girl has been le