The Up Arrow Key的意思|示意

The up ARROW key: Scrolls content upward by one line.

向上键：将内容向上滚动一行。

When you hit the Play button, the character will start walking in place when you hold the up arrow key and return to the idle pose when you release it.

当点击播放按钮，角色将在按下上箭头键时开始走动，释放按键时，返回空闲姿势。

Use the arrow keys to move, press the Up key to jump, while air born press again 4 higher jump.

使用箭头键移动，按向上键跳，而空气出生后再按4高跳。

Listing 15. Code fragment of the key-up event handler for handling the up Arrow and Down Arrow keys.

清单15 . key - up事件处理程序中处理up Arrow和Down arrow键的代码片段。

If the camera supports zoom function , you can press up or dowm arrow key to adjust the focal length .

如果相机支持缩放功能，你可以按方向键向上或而病倒调整焦距。

To kick out of a pike, release the Up Arrow Key.

赶走一个派克，释放了箭头键。