Some movements involving primarily vertical or horizontal motions of the body as a whole, in which rotations can be ignored, can be studied using simple equations of linear motion in three dimensions.

有些运动主要涉及整体的垂直或水平运动，其中转动可以忽略，可以用三维线性运动的简单方程来研究。

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So, now, what's interesting about this is we can analyze the motion in more detail.

所以，现在更有趣的是，我们可以更加详细地分析它的运动。

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This keyboard is specially designed for people who have no motion in their hands.

这个键盘是专门为手指使用不便的人而设计。

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They were asked to perform ten different movements, including moving the wrist in a circular motion and moving their elbows.

VOA: special.2009.03.10

And it turns out that the Schrodinger equation is an equation of motion in which you're describing a particle by describing it as a wave.

结果是薛定谔方程,用描述粒子波动性的方式,来描述这个粒子。

麻省理工公开课 - 化学原理课程节选

What I did last time was to show you how to handle motion in more than one dimension.

上节课的内容,是用多维矢量描述运动

耶鲁公开课 - 基础物理课程节选

In 2011 Julie Morgan and Christine Chapman co-sponsored a motion in the Assembly calling for a smacking ban.

BBC: Six of the best from the Chief Whip

They tabled a confidence motion in parliament which the government lost by a single vote.

BBC: CONSERVATIVE VICTORY

Research in Motion in scheduled to report first-quarter earnings after the closing bell on June 28th.

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