That's how he often writes about human behavior, that we obey the same laws of physical attraction as do any other bodies that we might choose to describe. They describe how bodies in motion always and necessarily behave, these laws of nature.

这是他经常说的人类行为，我们遵守同样的物质吸引的法则,其他人也一样,他们描述运动中的身体,经常而且肯定会，体现出自然法。

耶鲁公开课 - 政治哲学导论课程节选

There's a lot of, you know, surfing, water sports, skating, stuff like that that I like to do.

可以经常，你知道，可以冲浪、水上运动、滑冰，我喜欢做的那些事。

坐地铁上班 - SpeakingMax英语口语达人

and I guess people in this country talk about that a lot with athletes.

而且我猜这个国家的人经常跟运动员说这个。

对于赞助入学的看法 - SpeakingMax英语口语达人

Quite often, it's natural to pick x and y in a certain way, because starting a projectile near the Earth, it makes sense to pick the horizontal as x and vertical as y.

我们经常会很自然地选取 x 轴和 y 轴,因为如果在地表附近做抛物运动,我们通常以水平方向为 x 轴,竖直方向为 y 轴

耶鲁公开课 - 基础物理课程节选

You reduce a lot of the health risks, if you exercise often.

如果你经常运动的话，它会帮你降低许多健康问题的风险。

It's important 实战 - SpeakingMax英语口语达人