在全时工作环境下，触摸屏键盘会成为严重的负担。

In a full-time work environment, touch screen keyboards become a serious burden.

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不管触摸屏键盘是否是一个实用性理念，Libreto都是一项完美的测试。

Libreto's a nice test of whether or not touchscreen keyboards are really a practical idea.

youdao

首先，你可以用一个简单的触摸屏键盘拨打任何号码，非常容易操作。

First of all, you can just start dialing any number you want with a simple touch-screen pad, very easy to do.

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