You may think when you tap the trashcan icon to delete a photo, that photo is no longer on your phone.

你可能会想，当你点击垃圾桶图标删除一张照片时，那张照片已经不在你的手机上了。

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Another thing about a piano is that you can play with dynamics... the sound is different when you tap softly or with force. How do we do that?

另一件关于钢琴的事是你可以控制力度…当你轻轻按下和用力按下，声音是不一样的。我们是怎么做到的呢？

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Only the Chinese knew how to make this delicate, often translucent, material that rings when you tap it.

只有中国人知道怎样制作这种优美雅致、常呈半透明状的材质，轻轻敲击，余音环绕。

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And you may need it, when you tap into the new AARP Social Security Calculator.

FORBES: How Big Will Your Monthly Payment Be? AARP's New Social Security Benefits Calculator

Near Field Communications is a technology which allows small amounts of data to be exchanged when you tap two NFC devices together, or touch one against an NFC tag.

BBC: NFC - not for consumers?

Anyway, Kobo calls these cards "tapestries, " and when you tap on one you'll see all any of your content that happens to be related to that topic.

ENGADGET: Kobo Arc tablet hands-on (video) Hands-on