Game Controls: lower left point at the images of small ball, small ball will follow your mouse movement, bear in mind: Do not worry. Small ball wall face trial even!
英
美
- 游戏操作:点一下画面左下的小球,小球就会跟着你的鼠标运动,切记:千万不要着急,小球碰到试管壁就算失败了!