But experts say taking even small amounts over the recommended dose can cause liver damage.

VOA: special.2009.07.08

And of the three, whom dose the press still listen to ?

那么三人中间，媒体还在追捧的是谁？

斯坦福公开课 - 经济学课程节选

Doesn't respond as well to killed vaccines, and that's why the Salk vaccine has to be injected at a high dose.

但却对灭活的疫苗没有那样强烈反应,这也是索尔克氏疫苗为何,必须大剂量注射的原因

耶鲁公开课 - 生物医学工程探索课程节选

Now,a study shows that low doses of the medicine given by mouth are equal to, or better than, a heavy dose administered into the blood.

VOA: special.2010.06.23

So, even if the cost is small, $10 a dose, it quickly amounts to a large amount of money.

因此,即使单只成本很小,可能只有十美元,但是这很快就会累积成为很大的金额

耶鲁公开课 - 生物医学工程探索课程节选

But experts say taking even small amounts over the suggested dose can cause liver damage.

VOA: special.2009.07.21

Give enough of the vaccine so you have a dose for everybody in the world, or a large fraction of the people.

疫苗的数量,足以让世界上每个人都接种一支,或者让绝大多数人都能接种一支

耶鲁公开课 - 生物医学工程探索课程节选

The group proposed reducing the largest non-prescription dose of acetaminophen from one thousand milligrams.

VOA: special.2009.07.21

I didn't have the commercial price for the chickenpox vaccine called Varivax but you can imagine that it's even more than $50 a dose for that one.

我不知道水痘疫苗,伏痘敏的商业价格,但是你可以想象一下,这种疫苗每支的价格要超过五十美元

耶鲁公开课 - 生物医学工程探索课程节选

The first twenty percent of the vaccines will sell for seven dollars a dose.

VOA: special.2010.03.29

Now, the polio vaccine that Salk produced was very effective, but it required a fairly large dose of the vaccine and it had to be injected into the arms of children.

索尔克生产的小儿麻痹症疫苗效果显著,但是,该疫苗的单支注射剂量非常大,而且必须通过小孩的手臂进行注射

耶鲁公开课 - 生物医学工程探索课程节选

The experts recommended reducing the largest non-prescription dose of acetaminophen from one thousand milligrams.

VOA: special.2009.07.08

So controlling the dose is really important and that's going to turn out to be very important in cancer therapy because these are very potent drugs that will have bad effects in other sites and you want to localize them where they want, so we're going to talk about that.

控制药物剂量非常重要,特别是在癌症的治疗当中,这一点尤为重要,因为这些药物效力强大,会对其他部位产生不良影响,你不能使药物扩散到别的组织,这就是我们要讲的问题了

耶鲁公开课 - 生物医学工程探索课程节选

The study suggested that famotidine taken with low-dose aspirin may prevent ulcers.

VOA: special.2009.10.20

Now, if I was a person that was designing a vaccine and I noticed that this was the response that it got, that antibodies were produced, they reached some intermediate level, they started to fall, I would say, "Well I haven't stimulated the immune system enough, let me re-boost, let me give another dose of antigen."

现在,如果我正在研究一种疫苗,我注意到机体会对这种疫苗产生应答,也就是会产生抗体,当抗体浓度达到中等水平后,就开始下降,就可以说,疫苗对免疫系统刺激还不足,我需要提高抗原浓度,让我再把剂量再加大一倍

耶鲁公开课 - 生物医学工程探索课程节选

The president began his remarks by acknowleging the storm of controversy his visit caused with a dose of self-deprecating humor.

VOA: standard.2009.05.17

from the nation's beleaguered banking sector that outshone another dose of discouraging numbers on employment,business inventories, and other economic indicators.

VOA: standard.2009.03.15

Radiologists say patients should ask their doctors whether tests using radiation are needed, and,if so, ask for the lowest dose possible.

VOA: standard.2010.01.30

"The pill 50 years ago was a very high dose pill, "It is a fraction of that now.

VOA: standard.2010.05.12

America's battered housing sector also got a dose of encouraging news, with a national index reporting a three percent jump in housing prices in the second quarter of this year.

VOA: standard.2009.08.25

The computer program continuously takes in data from a glucose monitor inserted into a patient's vein and calculates the dose of artificial insulin that needs to be infused through an insulin pump.

VOA: standard.2010.04.15

"The patients in the intravenous therapy group are receiving ten times as high a dose of steroids over the first two days of hospitalization, as compared to patients in the oral therapy group."

VOA: standard.2010.06.21