One Touch Back Up Function 单键备份功能 ; 单键备份功用
I would run right up to the wall and touch it, even in the dark — I needed the distance for my run — and often I could run all the way up to the wall and not one of them would say a word.
我会一直跑到墙边，触摸它，在黑暗中也一样——我要测量我跑的距离——常常我径直跑到墙边，他们也不说什么。
One would be to completely redo the Kindle, adding more functionality, speeding it up, and integrating touch, color, a Web browser and a new user interface.
一个就是全面改造Kindle，增加更多的功能，提高速度，应用彩色触摸屏、网络浏览器和一个新的用户界面。
Your nose can smell up to 10, 000 different odors. Your touch can detect an item 1/25, 000th of an inch thick, and your tongue can taste one part of quinine in 2 million parts of water.
鼻子可以分辨一万种不同的气味；触觉可以感应到二万五千分之一寸厚的物品，你的舌头可以尝出稀释到两百万分之一的奎宁。
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