For the carbon, we start with 4 valence electrons, we have 0 lone pair electrons minus 4, and we end up with a formal charge of 0.

对于碳，我们从四个价电子开始，我们有零个孤对电子，再减去四，最终我们有零个形式电荷。

麻省理工公开课 - 化学原理课程节选

and up here a little more formal.

而在这里，生活节奏更正式一些。

与圣地亚哥不一样 - SpeakingMax英语口语达人

So for example, that might have a formal charge of negative 1, because to some extent it has gained that much electron density that it now has a formal charge that's negative.

比如，可能它的形式电荷为负一，因为在一定程度上它得到了这么多的共用电子密度,那么它现在就有了负的形式电荷。

麻省理工公开课 - 化学原理课程节选

4 So this is 16 times 4 equals 64 and though this is not proof by any means, it's not a formal proof because here is one example that happens to prove my point.

所以是16*4，即,尽管如此，这并不是严格的证明,因为是这个例子碰巧证明了我的观点。

哈佛公开课 - 计算机科学课程节选

Students are really learners, they may not be the students in a formal sense.

学生就是学习者,他们可以不是正式的学生。

麻省理工公开课 - 媒体、教育、市场课程节选

It was a question of constructing an elaborate formal edifice to which everybody could contribute. Students got excited about it.

现在的精读已形成了一种精确而正式的体系,每个人都可以做出自己的贡献，学生当然会对此感兴趣。

耶鲁公开课 - 文学理论导论课程节选

Let me talk for a while about some of the formal features of Hobbes' sovereign power, of the Hobbesian state.

接下来我要说说,霍布斯关于君主权力和他理想下的国家',应当具有的一些特征。

耶鲁公开课 - 政治哲学导论课程节选

It's characterized by a kind of high formal bearing It has a careful decorum, a kind of high sheen, especially this early poetry.

它的特点是一种很正式的风格,它很端庄，散发着一种光辉,尤其是在他的早期诗歌里。

耶鲁公开课 - 现代诗歌课程节选

OK, now, this is a more formal look at that structure.

对，这是一个更规范的结构。

麻省理工公开课 - 固态化学导论课程节选

Now in the middle years of the seventeenth century during the English revolution that saw the execution of the king and saw the establishment of a non-monarchic republican government, Milton had practically invented the formal language, the literary language, of insubordination.

7世纪中期,英国革命期间，国王被处决,一个非君主制的共和国政府建立了起来，弥尔顿实际上创造出了一套正式词汇，一套用来表述“反抗“的文学词汇。

耶鲁公开课 - 弥尔顿课程节选

The covenant is then sealed by a formal ritual.

犹太人发誓他们将遵行在正式的仪式以后，契约被封印。

耶鲁公开课 - 旧约导论课程节选

This isn't really a formal thing I put in place.

这不是一个正式的规则。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

So with apologies for being a bit more boring for twenty minutes, let's do something we'll call formal stuff.

抱歉接下来的二十多钟分可能有点枯燥,我们来做点正经事

耶鲁公开课 - 博弈论课程节选

The "is it okay" question pattern is something that you can use to make your speech a little less formal.

is it okay”问句能够让你说的话不过于正式。

Is it okay 课堂 - SpeakingMax英语口语达人

For the sulfur, we start off with 6 valence electrons, minus 4 lone pair electrons, minus 2, taking in account our bonding electrons, so we end up with a formal charge of 0.

对于硫，我们从六个价电子开始，减去四个孤对电子，再减去二，算上我们的成键电子，因此最终我们有零个形式电荷。

麻省理工公开课 - 化学原理课程节选

So hopefully next time we do a formal charge question, we'll get everyone back up to speed.

希望我们下一次做关于形式电荷的问题的时候，大家能够做得快一点。

麻省理工公开课 - 化学原理课程节选