If it's symmetric, that means that each bond has exactly the same energy.

这意味着如果他们对称，那么每根键的能量是一样的。

麻省理工公开课 - 固态化学导论课程节选

They convicted us of guilt; Bid me strike a match and blow.

他们宣告我们有罪；,让我划一根火柴把火吹着。

耶鲁公开课 - 现代诗歌课程节选

They are going to accompany particles surely as every quadratic equation has two solutions.

他们是成对的粒子,正如每个二次方程都有两个根一样

耶鲁公开课 - 基础物理课程节选

Well,here's one other that you might not have thought of, and that is that most of the chords in rock music in particular tend to be root-position chords, and for that reason they're easier to hear.

还有另外一点也许大家还没有想到，那就是摇滚乐的主要和弦尤其倾向于变成根和弦，因此他们听起来也更加容易。

耶鲁公开课 - 聆听音乐课程节选

The point I wanted to make is that for every node, except the leaves, the leaves are the bottom of a tree in this case, are weird, right, they draw trees where the root is at the top, and the leaves are at the bottom.

你没必要看到整棵树，我想说的重点是,对每个节点来说，除了叶子节点,叶子节点指的是树的最下面的节点，电脑科学家都很奇怪,他们画树的时候根是在最上面的。

麻省理工公开课 - 计算机科学及编程导论课程节选

Take a stick, bang it into the ground, hang on that stick a captured helmet, - by the way please get up, thank you - a captured helmet, or a captured corselet, something that represents the military equipment that the losers had that were left on the field.

拿根棍子,插进地里,挂上一个缴获的头盔,-哦,快起来吧,谢谢你-,缴获的头盔,或者是缴获的胸甲,一些本归战败方所有,却被他们丢弃在战场上的军用装备

耶鲁公开课 - 古希腊历史简介课程节选

And one day so I was eating my ice-cream because the archives were closed, and this woman came up, and she was probably about fity, or something like that, and she ordered ice-cream, and so this guy says, "Well, Madame whatever, Madame Dupuis, you remember that day don't you, when the Germans came back?" And she said, "Oh I sure do, they hung my husband from that pole."

有一天我正吃冰激凌呢,因为档案馆关了,有个女人过来,她大概有五十岁,她要了个冰激凌,然后这哥们说,"我也忘了什么夫人了,杜普斯夫人,你还记得那天吧,德国人来的那天",然后她说,"我当然记得,他们把我丈夫吊在那根柱子上"

耶鲁公开课 - 1871年后的法国课程节选

You have n branches on the tree and you count the number of leaves and sum them up.

一共有n根树枝,你数了叶子的数量然后把他们加起来

耶鲁公开课 - 金融市场课程节选