Doctors can collect it with a needle. But people who donate marrow must first have tests to make sure they are a good match for the patient.

VOA: special.2009.12.16

This is not really a quiz cause we're not going to collect it.

这不是一个正式的测试,因为我不会把它们收上来

耶鲁公开课 - 聆听音乐课程节选

We could just collect a bunch of data. For a material .What's the volume it occupies at some pressure and temperature?

对一种物质我们可以得到一系列测量数据,在给定的温度和气压下,它的体积是什么？

麻省理工公开课 - 热力学与动力学课程节选

But crews try to collect it before it spreads to other areas.

VOA: standard.2010.06.01

So it doesn't make sense to just use a number 'cause you wantthis character to collect something from here or here,or there.

仅仅使用一个数字到处去收集,是没有意义的，因为你想要这个东西,来收集这里的还有那儿的信息。

哈佛公开课 - 计算机科学课程节选

Then they collect the evidence and carefully document and transport it so that it can be further examined in a laboratory.

VOA: special.2010.05.05

It's going to slide down and the guy in the last row is going to collect everything.

它会滚到后面,最后一排的人就把它收入囊中

耶鲁公开课 - 基础物理课程节选

Google said it never meant to collect people's private information, like e-mails and passwords.

VOA: special.2010.05.28

You can collect bone marrow, it's not a procedure that you would want to do.

你可以收集骨髓,不过这个过程你应该不想经历

耶鲁公开课 - 生物医学工程探索课程节选

Otherwise,the fat will collect at the top, which is how some people like it.

VOA: special.2009.07.21

During the war the government needs resources; it's in trouble; it raises taxes to try to pay for the war but then it finds it unable to collect taxes well.

在战争期间，政府需要资源；,它处于困境之中；,它通过提高税收来为战争支付开销,但是它又会发现自己不能够很好的得到税收资金。

耶鲁公开课 - 金融市场课程节选

"A transaction is all it was. I'll collect my hundred dollar bounty on them and be on my way."

VOA: standard.2010.06.20

This is very important,which is why I am doing it: "If we want to know how fast a human being can run, then it is no use to average out the speed of a "good sample" of the population; it is far better to collect Olympic gold medal winners and see how well they can do.

这话非常重要，是我作这个研究的原因：,“如果想知道人类最快能跑多快，那从好的样本中测出平均数是“,没用的;,而应该收集田径类奥运冠军的信息,看他们能跑多快。

哈佛公开课 - 幸福课课程节选

He says,for children in that era, Pewex stores were like unattainable dreams and it was fun to collect Western things like empty beer cans and matchboxes.

VOA: standard.2009.12.16

They said, it's not going to work because you have to decide how much the house is insured for and then anybody--If you ever make a mistake and you insure it for too much, then the people who realize they've got one on the insurance company-- they've insured the house for more than it's worth-- they'll burn down their house and collect the money.

他们说，火险根本无法实施,因为你必须判断,这房子的保价是多少,一旦你出现了一些失误,保价评估得过高，那些意识到他们可能会从,保险公司赚利的人们-,即保险公司的保价高于房子的实际价值-,他们就会烧掉自己的房子来赚钱。

耶鲁公开课 - 金融市场课程节选