power-on spin的意思|示意

The major advantage of cloud computing is being able to quickly turn applications on ("spin up") or off and to elastically grow your computing power on an as-needed basis.

云计算的主要优点是能够快速地打开或关闭应用程序，或者根据需要灵活地增减计算能力。

When it's spinning parallel to the ground, support your weight on your left foot and use your right foot to power your spin; the momentum of the hoop should carry you around.

首先从前位站姿开始；让呼啦圈逆时针转起来，当旋转和地面平行的时候，把重心放到左脚上，用你的右脚来给力；呼啦圈的动力会带动你晃动。