Do not eat fresh produce from the garden if it has come in contact with floodwater.

VOA: special.2010.07.19

So, in contrast, if it has a low electronegativity, this then is going to be an electron donor.

那么，相反地，如果它的电负性很低，它将会是一个电子的施主。

麻省理工公开课 - 化学原理课程节选

Because it implies that it seems as if the person you are speaking with has never done that thing.

因为你在暗示跟你谈话的人似乎根本没做过那件事。

Do you ever课堂 - SpeakingMax英语口语达人

The mind can have problems if it has nothing new to sense.

VOA: special.2010.02.24

It's not a valid experiment if it has no chance of showing that my hypothesis is flawed.

如果根本没可能证明我的假设,是有瑕疵的，那么这个试验。

麻省理工公开课 - 计算机科学及编程导论课程节选

"Oh,I think it is very important. Obviously this is going to be a disease that affects the entire globe, if it has not already.

VOA: standard.2009.08.25

So what it might be would be a phrase that has struck one as if for the first time.

因此这种支点也许是,某人刚刚想到的一个短语。

普林斯顿公开课 - 人性课程节选

G.M.has until June first to offer a plan to the government if it is to receive new government loans.

VOA: special.2009.05.01

Maybe not. It has no protons, so therefore, it has no electrons Because proton number equals electron number, which means if it has no protons 0 its atomic number is zero.

也可能不会，这个元素没有质子，因此，也没有电子,因为质子数等于电子数，意味着它没有质子,它的原子序数为。

麻省理工公开课 - 固态化学导论课程节选

He often has a special plan or answer to a problem that he can use if he needs it.

VOA: special.2010.05.02

And the fact is, food is healthier if it has less trans fat, but it depends on what fat's swapped out for it, because if you put a healthier fat in then it's--then you get a certain amount of improvement.

事实是,如果食物中反式脂肪的含量较低,确实会更健康,但这取决于被剔除的脂肪种类,因为如果加入较为健康的脂肪,食物的质量会获得一定程度的改善

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If your friend cannot stop talking about something because she thinks it is important, you might say she has a bee in her bonnet.

VOA: special.2009.06.28

It's the outcome of a race one's running faster than all of the other guys and it's as if to have a career at all one has no choice but to come in first.

这里讲的是一项竞赛的结果,某个人比其他所有人跑的都快,就好像这场竞赛中,除了第一你别无选择。

耶鲁公开课 - 弥尔顿课程节选

If a test finds that soil has too much lead, you might be advised to remove the soil or cover it with sod grass.

VOA: special.2009.06.09

So, if you want to designate anything it has to be by tangible things like pottery,particularly painted pottery,because it's easier to categorize.

所以 如果你想标注某段时期,你必须借助有形的事物,就像陶器,尤其是彩绘陶器,因为它们更容易分类

耶鲁公开课 - 古希腊历史简介课程节选

It also has passenger arrival records if a family member arrived in America by ship.

VOA: special.2010.06.28

If an asset class has constituents that are efficiently priced, then it's very hard to generate excess returns.

如果某种资产的构成都是有效定价的,那么就很难产生超额回报

耶鲁公开课 - 金融市场课程节选

If your disposal of the money in question has been sensible, wise, or unselfish, it is in our power to give you bonds to the value of fifty thousand dollars.

VOA: special.2011.08.13

But one reason why they ask for money is if you don't pay for therapy you don't think it has any value.

但他们收钱的其中一个原因是,不用付钱的心理治疗，你会觉得它没什么用。

耶鲁公开课 - 心理学导论课程节选

"When my bull wins, it is as if our Korean team has just won a medal in a world competition."

VOA: standard.2010.03.22

Because that pool may be average of 10 inches, but maybe it has places that are 20 feet deep, if it's a large pool.

由于该池平均10英寸深，或许它某些区域有20英尺深，如果它是一个大水池的话。

哈佛公开课 - 幸福课课程节选

North Korea has warned it will pull out of nuclear disarmament talks, if international sanctions are imposed because of the launch.

VOA: standard.2009.04.01

If this plate has Ampicillin in it, then the only cells that would be able to grow here are cells that have resistance to Ampicillin.

如果培养基上有氨苄青霉素,那么能在这里生长的,只有那些对氨苄青霉素有抗性的细胞

耶鲁公开课 - 生物医学工程探索课程节选

But Israel has warned time and again that if diplomacy fails, it might launch a pre-emptive strike on Iran's nuclear facilities.

VOA: standard.2009.12.28

It says that, "If a body has an acceleration, then you need a force and the relation of the force to acceleration is this thing."

它是这么说的,"如果一个物体有加速度,那么你需要有一个力,力和加速度的关系是这样的"

耶鲁公开课 - 基础物理课程节选

Japan has announced it will extend its unilateral sanctions against North Korea if it launches the rocket.

VOA: standard.2009.03.12

If you think about this novel, it has the structures of drama.

你们思考一下这部小说，它有戏剧的结构。

耶鲁公开课 - 1945年后的美国小说课程节选

It has threatened war if Japan follows through on its vow to shoot down the rocket if it appears to threaten Japanese territory.

VOA: standard.2009.04.01

That car stage or that car slice if we want to talk about that way it has only been around for however long months, years, a year.

那辆车的阶段或者部分,如果我们非要分析的话,只能持续很短时间,几个月，几年，或者一年。

耶鲁公开课 - 死亡课程节选

It has as lower payoff if the goalie dives to the right.

如果门将扑向右边中路反而不如左路了

耶鲁公开课 - 博弈论课程节选