During saponification, an alkali base such as sodium hydroxide reacts with a fat.

VOA: special.2011.03.09

We can do that by intercepting our observation with the date base and knowledge we required, the whole color map.

通过截取我的观察结果,分析数据库，所需的知识，以及整个彩色图画。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

And that then let's me get to, basically, base this code. Having done that, height I simply call base with get float, I call height with get float, and do the rest of the work.

现在让我们看看这段代码，其实已经写好了，我简单的调用下，用来得到一个浮点数，再调用下，来得到另外一个浮点数，然后做剩下的工作就可以了。

麻省理工公开课 - 计算机科学及编程导论课程节选

"So actually,the message I see coming out of the primaries is that the party base on the Democratic and Republican side is actually fairly satisfied with the people who are representing them.

VOA: special.2010.06.12

For those of you who aren't familiar with this, we split up the user base by what school they go to and we make it so that people at a given school can only see the profiles and contact information of people at their school.

对此有些人可能不大了解，我们以学校为标准将用户分组,只有在同一所学校的学生,才能够相互浏览,个人资料和联系方式。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Ball says adults should start off with exercises at the base of the pyramid, like walking or climbing stairs.

VOA: standard.2010.02.26

It's one of the most rapidly changing, hard to keep up with areas because someone can set up an electronic exchange overnight and suddenly become a base for trading trillions of dollars of securities.

经纪业是一个变化最快的行业之一,人们很难跟上它的步伐,因为人们可以在头一天晚上,设置一个电子交易,一夜之间,他就能在证券市场赚到千亿美金

耶鲁公开课 - 金融市场课程节选

Another American,Jerry King, was on the ground at his U.S.base in England, helping to load planes with paratroopers and supplies.

VOA: standard.2009.06.02

Now, of course, there are denominator issues here because we started with a much higher base rate than these other countries, but if you think about the size of the populations there, the number of people who are going to become diabetic in the next twenty-five years is really very frightening.

现在,当然这里存在着分母的问题,我国的增长基数比其他国家要大得多,因为一旦考虑到人口总量,在未来25年成为糖尿病人的人数,就非常非常的惊人了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The family settled in California, near a large military base, and that has a lot to do with where Alexei is now.

VOA: standard.2010.04.06

It has to do with the nature of this complementary binding between double stranded DNA and the fidelity of this base pair matching in forming stable DNA molecules.

这些特性能从根本上解释,为何DNA双链的碱基能互补配对,以及在形成稳定的DNA分子结构时,碱基互补配对为何具有一致性

耶鲁公开课 - 生物医学工程探索课程节选

Hailu says his Unity Party is the only opposition group with a near-nationwide support base.

VOA: standard.2009.11.01

Now DNA is a double helix and I've only shown you one part of the helix, right? I've shown you one upright strut and a base hanging off of it, but it forms a double helix because complementary strands of DNA strongly associate with one another and that's a very stable structure.

NA是双螺旋,我只是给你们讲了螺旋的一边,我给你们演示,一条链的支柱及碱基团,但其能构成双螺旋,是因为DNA是完全互补的两条链,彼此之间结合紧密,结构异常稳定

耶鲁公开课 - 生物医学工程探索课程节选

In 2006,Japan and the United States agreed to close Futenma and move its facilities to another Marine base with a heliport built on reclaimed land offshore.

VOA: standard.2009.11.11

As U.S.Marines continued their new offensive across the Pakistani border in southern Afghanistan on Saturday, militants targeted a military base in the east with a truck bomb.

VOA: standard.2009.07.04

A military official tells VOA the Chairman of the Joint Chiefs of Staff, Admiral Mike Mullen, traveled to Germany Friday for an unannounced half-day meeting on a U.S.Air Base with the Afghanistan commander, General Stanley McChrystal.

VOA: standard.2009.09.25

"The report also fails to deal adequately with the asymmetrical nature of the conflict or to assign appropriate responsibility to Hamas for its decision to base itself and its military operations in heavily populated areas,".

VOA: standard.2009.09.29