• Steve Hess at Moody's Investor Service says if lenders were really worried, they would raise the interest rates they charge on loans to the government.

    VOA: special.2011.04.16

  • And in this case, the tie-breaker goes to the molecule in which the negative charge is on the most electronegative atom.

    而在这种情况下,我们需要进行“附加赛“,也就是看看分子中带有负的,形式电荷的原子是不是电负性最高的。

    麻省理工公开课 - 化学原理课程节选

  • So if we add them all up, there should be no net charge on the molecule, if the molecule is neutral.

    因此如果我们把它们都加起来,这个分子上应该没有净电荷,如果这个分子是中性的话。

    麻省理工公开课 - 化学原理课程节选

  • In nineteen ninety-three, he spent one year in jail on a drunk driving charge.

    VOA: special.2009.08.21

  • The center of excess negative charge on all of the dipoles is at the very center of the molecule.

    多出来的键,的负电荷中心都集中在,分子的正中间。

    麻省理工公开课 - 固态化学导论课程节选

  • He says the defense team will appeal the conviction on the single charge.

    VOA: special.2010.11.20

  • So the Romans were in charge of Judea from 63 BCE on.

    所以罗马人自公元前63年开始统治朱迪亚。

    耶鲁公开课 - 新约课程节选

  • On the first charge, thirty-five senators voted that President Johnson was guilty.

    VOA: special.2010.01.28

  • He is, after all, on trial for his life, for the charge of impiety.

    他可是在接受生死攸关的审判,罪名是亵渎神明。

    耶鲁公开课 - 政治哲学导论课程节选

  • On Friday,Galina Petrovna, a 64-year-old Moscow nanny, let her two year old charge cool off with a dip in a public fountain.

    VOA: standard.2010.07.23

  • Well, I actually think the Russian formalists can be defended against the charge that, unbeknownst to themselves, they fall back in to form-content distinctions by insisting on this variety of dualities.

    但是我认为,这些形式主义者们在不自觉中,对于形式和内容的双重性,太过偏执。

    耶鲁公开课 - 文学理论导论课程节选

  • Non-stop media coverage climaxed on June 22,when Chris Brown pleaded guilty to a charge of felony assault.

    VOA: standard.2009.12.25

  • So why don't you tell me what the formal charge should be on the sulfur atom of thionyl chloride?

    那么请大家来告诉我亚硫酰氯中,的硫原子应该有多少形式电荷?

    麻省理工公开课 - 化学原理课程节选

  • The only thing they have to pay on that is a regular interest charge to the IMF as a fee for the conversion of the currency,"

    VOA: standard.2009.04.20

  • So that means that the more stable molecule is going to be this molecule here, which actually puts the negative charge on be more electronegative atom.

    因此这意味着更稳定的分子,应该是这一个,它真正把负的电荷放到了,电负性更高的原子上。

    麻省理工公开课 - 化学原理课程节选

  • "We are working on a grassroots level to identify the issues that are going on in the community, and developing and cultivating leaders to take charge of their own communities and really changing the conditions that they find themselves in.

    VOA: standard.2010.02.24

  • The first is this the z effective, or how much charge is actually in the nucleus that's felt, Z or the I guess we would say the z, how much the charge is on the nucleus that holds it close together.

    第一个是有效核电量,或者说实际感受到的核电荷量,又或者我想我可以说就是,使它们保持在一起的,原子核的电荷量。

    麻省理工公开课 - 化学原理课程节选

  • "We believe strongly that there is no evidence to support any charge whatsoever and we would renew our request on behalf of these three young people and their families that the Iranian government exercise compassion and release them, so they can return home,"

    VOA: standard.2009.11.09

  • So, if we want to figure out the formal charge on the carbon, we need to take the number of valence electrons, so that's 4. We need to subtract the lone pair, what number is that? It's 2.

    如果我们想算出碳原子的形式电荷,我们需要将价电子的个数,也就是四,减去孤对电子的个数,它是多少?是二。

    麻省理工公开课 - 化学原理课程节选

  • This is the valence, the charge on the cation times I will common factor this.

    这是价电子,阳离子的电荷乘以,共同因子。

    麻省理工公开课 - 固态化学导论课程节选

  • If there is no charge on the plate, these droplets will simply fall under gravity.

    如果在板子上没有电荷,这些液滴就只会由于重力掉下。

    麻省理工公开课 - 固态化学导论课程节选

  • I am going to highlight this by calling this q1, lower case q being the charge here on the nucleus.

    我要把它称作q1来进行强调,小写q是指原子核上的电量。

    麻省理工公开课 - 固态化学导论课程节选

  • So what we see is that the formal charge on the nitrogen is 0.

    因此我们看到氮的形式电荷是零。

    麻省理工公开课 - 化学原理课程节选

  • So, how could he know that the charge on the two particles was equal?

    就是这两种粒子,电荷量是相等的?

    麻省理工公开课 - 化学原理课程节选

  • And what you find out if you do these calculations, is that you have a negative 1 for your formal charge on nitrogen, you have a negative 2 for your formal charge on carbon, and you have a positive 2 for your formal charge on sulfur.

    而如果你做了这些计算会发现,氮的形式电荷量为负一,碳的形式电荷量为负二,而硫的形式电荷量为正二。

    麻省理工公开课 - 化学原理课程节选

  • So we can do this for any final charge we have, if we have a molecule that has a charge of plus 2, then all of the formal charges should add up to plus 2 and so on.

    对于任意净电荷的情况,我们都可以这样做,比如假设我们有一个带两个正电荷的分子,那么所有的形式电荷加起来应该等于正二,等等。

    麻省理工公开课 - 化学原理课程节选

  • And it does, so we know that we're probably on target in terms of calculating our formal charge.

    而它确实是这样,因此我们知道我们很有可能,算对了我们的形式电荷。

    麻省理工公开课 - 化学原理课程节选

  • And then we end up having 6 shared electrons, 2 from each of the bonds, so we end up with a formal charge on sulfur of plus 1.

    然后我们有六个共用电子,每个键两个,因此最终硫的形式电荷量为正一。

    麻省理工公开课 - 化学原理课程节选

  • Again we have the charge of the nucleus on plus 2, +2 but let's say this time the electron now is going to be very, very close to the nucleus.

    对于我们的氦原子,我们有一次得到了原子核电荷量为,但是我们说这次电子。

    麻省理工公开课 - 化学原理课程节选

  • We said that that second electron was so far out of the picture, that it had absolutely no affect on what the charge was felt by that first electron.

    我们说第二个电子远离这张图片,这样它就彻底的对,第一个电子感觉到的电荷没有影响了,所以。

    麻省理工公开课 - 化学原理课程节选

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