The force is always perpendicular to the direction of motion.

因为这个力总是垂直,于运动的方向。

youdao

How much are the particles stretched in their direction of motion.

粒子在它们运动方向上拉伸多少。

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Interestingly, this ability was affected by the initial direction of motion.

有趣的是，这种能看到两种方向旋转的可能性与观察者最初观察到的旋转方向相关。

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The most flagrant of these miscarriages of justice occurred in 1981, when the Motion Picture Academy chose Robert Redford's plodding direction of "Ordinary People" over Mr. Scorsese's bravura work in "Raging Bull, " which is the most powerful of the four films in this new DVD box.

WSJ: Fighting Irish

In an essay accompanying a 1984 exhibition of Japanese calligraphy in the U.S. titled "Words in Motion, " he says of his masterpiece "Brightness in Every Direction!"

WSJ: The Vision and Calligraphy of Aoyama San'u | Tokyo National Museum | Transformational Characters | By Michael Judge

There's also a handful of elements that we seldom see in these apps, such as a direction-relative wind indicator, optional motion-driven navigation and visual themes.

ENGADGET