这是一台连接到自行车上的空气净化机，是雾霾净化项目的一部分。
It's an air cleaning machine connected to a bicycle and is part of the Smog Free Project.
她还有一台 iPad 和一部智能手机。
可能跟大多数人一样，你的车库里依然扔着一台旧电视、一台坏掉的电脑显示器或者一部已经退休的电话机。
If you're like most people, you probably have an old TV or a broken computer monitor sitting in your garage, or perhaps a cellphone you retired early for an upgrade.
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