Let's divide it up into the two sides, the work going on on the left hand side, my left hand side or your left hand side, and the work going on on the right hand side.

仅仅是功的大小而已，让我们把它分成两部分，左手边功的变化，和右手边功的变化。

麻省理工公开课 - 热力学与动力学课程节选

That's the finger thing from left finger to right finger going back and forth across the board, never touching a number more than once.

在合并时，我的左手手指,和右手手指来回地在黑板上移动，但对每个数字只会碰到一次。

哈佛公开课 - 计算机科学课程节选

I'm gonna use my left finger and my right finger and each of which is gonna point at the start of each of this list.

用我的左手手指和右手手指,每个手指指向每个列表的开始处。

哈佛公开课 - 计算机科学课程节选