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.
如果报告反应水中化学物质如三卤甲烷含量过高的化，装一台饮用水净化器，因为过高的化学物质含量会导致流产的可能性增加。
If the test reveals high levels of chemicals known as trihalomethanes, install a water purifier; high levels may be linked to an increased risk of miscarriage.
选购一台空气净化器“其实并不难决定。但是当你第一次把孩子送进大学，你会想要一切完美无缺。”
Choosing an air freshener "really shouldn't be that hard of a decision but when you're sending your kid off to college for the very first time, I want to get everything right," she said.
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