I'm going to start from the chin, moving out circular motions from the nose.

我要从下巴开始 从鼻子开始打圈运动

What is uniform circular motion?

什么是匀速圆周运动？

Let's now turn to uniform circular motion.

现在我们讲讲匀速圆周运动。

Remember, from the uniform circular motion.

从匀速圆周运动来看。

Inhale stretch the arms up in a circular motion.

吸气伸展手臂从体侧画圆向上。

Rotate shoulders forward in a circular motion.

旋转肩膀向前作圆周运动。