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

VOA: standard.2010.01.12

I don't know. Does anybody--It has been-- The colleague answered and said that it's not as effective as other methods.

我不是很清楚,有同事回答说,这种方法并不如其他方法有效

耶鲁公开课 - 心理学导论课程节选

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

Some economists say this second round of what is known as quantitative easing, or "QE2," has not been effective.

VOA: special.2011.04.29

The visa for James Elder, an Australian,has been canceled effective Monday, but officials say after an appeal from the United Nations he will be allowed to stay there under September 21.

VOA: standard.2009.09.06

It can ensure that poor,rural people, whose lives and livelihoods, depend on the earth's productive capacity, have the means to produce more and to produce it better, GDP growth generated by agriculture has been shown to be at least twice as effective in reducing poverty as growth in other sectors. In recent years, more attention is being paid to the importance of smallholder farms.

VOA: standard.2010.03.29