Today, Chinese people still use these fans, only not many people write or paint on them anymore. Next time when you are waving a fan, you may think of the stories behind it.

今天，中国人仍然使用这些扇子，只是不再有很多人在上面写字或画画了。下次当你挥舞扇子的时候，你可能会想起它背后的故事。

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Today, I saw a girl on the subway that I knew so I started waving frantically.

今天我在地铁看到一个眼熟的姑娘，就朝她很热情地招手。

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Today, customers who have credit cards embedded with that technology have the option of waving a card in front of a reader, instead of using a traditional swipe method.

WSJ: Google Pursues Role in Mobile Payments