SD冠军锦标赛｜美国藤校演讲与辩论赛中国选拔赛

They also have great capacity. 它们有很大的容量 For example, this system in Guangzhou 例如，这系统在广州 is moving more passengers our direction 比中国所有的地铁线路 than all subway lines in China, 能运送更多的乘客 except for one line in Beijing, 除了北京的一条地铁线 at a fraction of the cost. 且成本只是地铁的一小部分 We fought not just for space for buses, 我们不只是为巴士...

read more..

Only 20 years later, 仅仅20年后 between 1920 and 1930, 1920年至1930年间 almost 200,000 people 近 20万人 were killed by cars in the United States. 在美国死于车祸 Only in 1925, almost 7,000 children 在 1925年，近7000名儿童 were killed by cars in the United States. 在美国死于车祸 So we could make different cities, 所以我们可以创建不一样的城市 cities that will give more priority...

read more..