DDT and other pesticides had become popular with the public and the government because they were so effective.

VOA: special.2010.03.14

You just need to remember what's happening to z effective, which really tells us what's happening with all the trends, and once you know z effective, you can figure out, for example, what direction the atomic radius should be going into.

你只需要记住有效核电量的规律，实际上它会告诉我们所有的规律，只要你知道了有效核电量的规律，你就可以判断，比如，原子半径会向着哪个方向发展。

麻省理工公开课 - 化学原理课程节选

Of course, if we saw no shielding at all what we would end up with 3 is a z effective of 3.

当然如果我们说没有任何屏蔽,我们最后得到的,有效电荷量是。

麻省理工公开课 - 化学原理课程节选

The plan would reward effective schools and teachers with money and other recognition.

VOA: special.2010.03.18

But essentially the only reason there was any way that that was an effective approach was because people basically realize "Oh this is a good idea and we agree with that as a culture."

但是，归根结底，这种方式之所以,能够取得成功，是因为,人们意识到,“哦，这挺好的，我们的文化可以接受它“,“哦，这挺好的，我们的文化可以接受它“

普林斯顿公开课 - 人性课程节选

Rarely can you fill their shoes or replace them with someone equally effective.

VOA: special.2010.05.02

What would the--? We might say class "We did that with class." Or being effective.

是什么来着,是职责,为了职责而工作,或者用更精准的词

耶鲁公开课 - 美国内战与重建课程节选

"If we are asked to bear the burden, we should also be given the chance to engage effective dialogue with Iran.

VOA: standard.2010.07.26

It is found that the most effective way of dealing with this phenomenon was actually to cultivate the positive,to cultivate personal strengths, to cultivate and identify one's passions, ? to ask a question such as "what is meaningful to me in my life?

事实证明，处理这种现象,最有效的方法是,培养积极性和个人优点，培育激情，提出这种问题“我人生中什么是有意义的？

哈佛公开课 - 幸福课课程节选

"We found that physical activity was effective in controlling weight only among women who started off with a normal BMI."

VOA: standard.2010.03.30

What has been found over the last 10 years and a little bit longer is the most effective way of actually dealing with a rising levels of depression in our culture, with individual depression or anxiety is actually not to that is important as well.

过去10年多时间的研究发现,处理我们不断增加的抑郁病例,个体的抑郁或焦虑，最有效方法是,这点也很重要。

哈佛公开课 - 幸福课课程节选

President Obama says he is scrapping the Bush administration's proposal, and replacing it with a plan that is more flexible and effective.

VOA: standard.2009.09.17

He says in the short term, the most effective way to combat piracy is with military force.

VOA: standard.2009.10.30

Dr.Priego says so far the combination has been effective in prolonging life for patients with pancratic cancer.

VOA: standard.2010.01.12

Noor Huda Ismail, with the International Institute for Peacebuilding in Jakarta, says Noordin was the most charismatic and effective advocate for violence for Indonesian militants.

VOA: standard.2009.09.21

"We know this is a shared responsibility and in the days ahead we will work with the international community and our Chinese colleagues to fashion an effective and appropriate response."

VOA: standard.2010.05.25

Luciani says UNICEF is working closely with a number of youth groups in Guinea Bissau because those organizations are often more effective at getting the message out to young people who might ignore more traditional public health campaigns.

VOA: standard.2009.04.24