Ethan is a member of the science club. He has great knowledge about new technologies in China.
伊桑是科学俱乐部的成员。他对中国的新技术非常了解。
• Shared bikes
• 共享单车
Shared bikes are becoming popular. They are bringing cycling back to people’s lives and are making people more active.
共享单车正变得流行起来。它们将骑行带回了人们的生活中，让人们变得更加活跃。
• Electronic payments
• 电子支付
My wallet is no longer used. I don’t need to carry money anymore. I can buy whatever I want with my mobile phone as long as there is the Internet. All I need to do is scan a store’s QR code and pay. Almost everyone who sells things is using Alipay.
我不再使用钱包，也不再需要带钱。只要有互联网，我就可以用手机买我想要的任何东西。我要做的就是扫描店铺的二维码付款。几乎所有卖东西的人都在使用支付宝。
• Online shopping
• 网上购物
I don’t need to go out and spend a lot of time seeking things I want. I can buy different kinds of things just at home. What’s more, I can buy them cheaply.
我不需要出门花很多时间寻找我想要的东西。我可以在家里购买各种商品。更重要的是，我可以便宜地买到它们。
• High-speed railways
• 高速铁路（高铁）
I had an experience of travelling by Chinese high-speed railways from Beijing to Tianjin, more than 100 km away. The journey takes only half an hour.
我曾有过一次乘坐中国高铁从北京到天津的经历，距离超过 100 公里，旅程只需半小时。