click onto the red block with jump over it:

鼠标移动到红色部分。

move the red block avoiding crash with the blue ones

拖动红块，避免碰到蓝色部分。

don't touch the black edge.

不要碰到黑色区域。

if you can reach more than 20 seconds, you are a genius.

如果你能达到20秒以上，你算得上是个天才。

it is said that the pilots from the us air force
are forced to reach 2 minutes.

据说，美国空军的飞行员被强制达到2分钟。发给你的朋友一块玩吧！