So the idea here is shooting to the left if you're right footed is the natural direction, so left here means the natural direction.

就是说如果你习惯用右脚射门,那么你从左路攻门就是自然方向,在这里左路表示自然方向

耶鲁公开课 - 博弈论课程节选

So I'm going to put the left and right in inverted commas here because actually what they did was they corrected for people's natural direction and not natural direction.

现在我用反转的方式表示左右,因为,实际上,他们为此做了有关,人自然方向与非自然方向的研究

耶鲁公开课 - 博弈论课程节选

You see, i and j is very natural direction.

你们可以发现 i 和 j 是非常自然的方向

耶鲁公开课 - 基础物理课程节选

So things are not... I haven't given you the numbers for the middle but... So you can see that whoever it was who said, you're slightly better off, you score with slightly higher probabilities when you kick to your natural side is exactly right.

所以事情不像是……,我虽然没有给出中路的概率,但是,我们先不管这些数字到底是谁总结的,我们发现我们走运了,当你从自然方向攻门的时候,你进球的概率会稍微提高

耶鲁公开课 - 博弈论课程节选

For most of us, gravity acts this way, defines a vertical direction very naturally and the blackboard is oriented this way, so very natural to call that x and call that y and line up our axes.

对我们多数人来说,重力作用下,很自然地确定了竖直方向,而我们的黑板又是这个指向的,所以很自然地定出 x 轴和 y 轴,并标出我们的坐标系

耶鲁公开课 - 基础物理课程节选