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

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