It's says find the mid-point and split the list in half. Copy of the back end, sorry, copy of the left side, copy of the right side.

找到列表的中间节点,然后在这里将列表分解成两半，后端的拷贝，左部分的拷贝，右部分的拷贝。

麻省理工公开课 - 计算机科学及编程导论课程节选

Different kinds of polarity form, there's a head, and there's a tail, there's a back, there's a front, there's a left side and there's a right side.

不同的极性开始形成,有头端,也有尾端,有后面,也有前面,有左侧,也有右侧

耶鲁公开课 - 生物医学工程探索课程节选

So if you've ever seen or used an old school typewriter, you might recall that when you're typing something out on an old mechanical typewriter, - when you like hit the char-- when you hit the enter key to move the head back to the left hand side to the next line or you would pull down some lever, it was really a two part process.

如果你们有谁曾经看过或用过老式打字机，可能还记得，当你在,这种老式打字机上打字的时候，当你-,敲入回车键，跳转到,下一行的最左边，或者,拉一下杆，这个需要两步走。

哈佛公开课 - 计算机科学课程节选

Getting back to the concept that there are good and bad fats, if we look at the left hand side here, is a table or a graphic showing the fats that tend to have beneficial impacts on health.

回到之前的观点,脂肪有坏有好,看向左边,这是个表格或者说图表,上面展示了对我们身体有益的脂肪

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选