Simply hold down the space bar when you want to switch to the keys on the alternate side of the keyboard.

当你想要换到键盘另一半上的键时，只要长按空格键就可以了。

youdao

This can be demonstrated best by dragging down the status bar… if you hold it midway you'll see that it moves up and down slightly even though your finger is stationary.

例如。当你拖动通知栏的时候…即使你保持让通知栏在中间静止，即使你的手指是静止的。你也会看到通知略向下移动。

youdao

Ideal where mounting space is limited. Base can be drilled or weld. Clamps are supplied with a separate handle. The user welds handle in desired position and supplies required hold down bar.

在设计的安装位置上将夹钳焊接安装，并在理想的空间位置焊装手把并点焊固定与手把连接的头部，使其操作方便自如。

youdao

There are a couple of related key features here: first we have the zoom bar in the album app -- you hold down your finger to prompt the bar, and then you can zoom in and out with your vertical scrolling action.

ENGADGET: Sony Ericsson Xperia X10 Mini / Mini Pro review