So let's see, we started with 8 bonding electrons, and we used up only 4, so the answer is yes, we have 4 bonding electrons left.

那么让我们来看看，我们一开始有八个成键电子，然后只用掉了四个，因此答案应该是还有剩余，我们还剩下了四个成键电子。

麻省理工公开课 - 化学原理课程节选

It's for 3 or 4 days and it's put on by a local businessman who's a blue grass freak,

它会持续3到4天，是当地的一名商人赞助的，他是个热爱蓝草的怪人，

愉快的音乐庆典 - SpeakingMax英语口语达人

So we have a total of 2, 4, 6, 8, 10 valence electrons, so I'll make sure I count to 10 as we fill up our molecular orbitals here.

我们一共有2，4，6，8，10个价电子，所以我一边填一边要确认,我数到10。

麻省理工公开课 - 化学原理课程节选

Please deliver the following groceries to 445 Attic Street: 1 pound of bacon, 2 dozen eggs, 4 quarts of milk.

请把以下的生活用品送到455，Attic，街：,一磅熏肉，2两打鸡蛋，4夸脱牛奶。

哈佛公开课 - 计算机科学课程节选

Just to give you an example, here's one list, 1 2 4 30 3121724 Here's another list, 12430.

举个一例子来说，一个列表：3，12，17，24，另一个列表：

麻省理工公开课 - 计算机科学及编程导论课程节选

And I want to focus especially on pages 4 and 5.

我想要重点讲一下第四第五页。

耶鲁公开课 - 1945年后的美国小说课程节选

So we've got four chords operating here and they're changing regularly.

这一段作曲家一共调用4个不同的和弦，它们不断有规则地改变。

耶鲁公开课 - 聆听音乐课程节选

What I'm going to do is basically run through my attempt to reconstruct-- my attempt to lay out the basic ideas from this series of four or five arguments that Plato gives us.

我要做的是,基本上是重新,把柏拉图给我们的这4,5个论点中,一些基本的观点拿出来讨论一遍

耶鲁公开课 - 死亡课程节选

If you have a bond with an interest rate of 4.375% -that's not an easy one to divide by two but you would get half of that every six months until maturity.

如果你持有一种利率为4.375%的债券,这个数除以2有点难算,而在债券到期前,每半年你能得到4.375%一半的券息

耶鲁公开课 - 金融市场课程节选

There have been some interesting surveys about people's relationship with food and the Pugh Foundation did a survey that was published in April of 2006 that asked people how much found out what percentage of people really enjoy eating.

有很多有意思的调查研究,关于食品,和人际关系的联系,其中皮尤基金会,2006年4月发布的一项调查试图解析,究竟有多少人能真正从饮食中获得享受

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

you know, just for a little exercise, because I'm sitting in a cab 4 or 5 days a week.

做点运动，因为我一周四、五天都是在驾驶室里坐着。

愉快的音乐庆典 - SpeakingMax英语口语达人

He was a good runner, top runner, but nowhere near the 4 minutes mark.

也是一名出色的跑手，顶级跑手，但时间远高于四分钟。

哈佛公开课 - 幸福课课程节选

This is the song mentioned in Revelation 14 that Milton is continually alluding to and we saw him allude to just this passage in Ad Patrem.

这时《启示录》第14卷里面提到的4,弥尔顿一直在暗指这一段,他在Ad，Patrem中也暗指了这一段。

耶鲁公开课 - 弥尔顿课程节选

No, instead we have to click other amount at bottom right there, when we have to input 4-0-0 in this screen 4-0-0 after consulting visually the little cheat sheet on the device itself it tells you in a very long chart how much one pass costs so we multiply and type in 4-0-0, we hit enter.

不，然而我们必须点击,右下边的这个，当我们需要在这个屏幕上,输入0,通过咨询那个设备上小说明,它在一个很长的图表上,告诉你，每一站需要多少钱，我们加起来,输入了4-0-0，点击输入。

哈佛公开课 - 计算机科学课程节选

So we can go right ahead and fill these in. 1 2, 3 4, 5 and 6.

一，二，三，四，五和六。

麻省理工公开课 - 化学原理课程节选

One, two, three, four, so on each level of the picture I'm drawing, I've seem only to be looking at each number once.

，2，3，4，可见，在我画的,这幅图的每一层上，对每个数字,都只会用到一次。

哈佛公开课 - 计算机科学课程节选

Yeah,I think there were four chords there so we had change.

对，我想这里一共有4个和弦。

耶鲁公开课 - 聆听音乐课程节选

How can it be that one asset does 4% a year better than another?

一项资产怎么会比另一项资产每年多收益4%

耶鲁公开课 - 金融市场课程节选