The scientists say their research shows that the Bt cotton has become a source of mirids.

VOA: special.2010.05.25

That has been a frequent source of the criticism of the New Criticism in its afterlife over the last forty or fifty years.

这也是新批评派,在过去四五十年的,理论根据之一。

耶鲁公开课 - 文学理论导论课程节选

Glucose has to get into cells, that's the main source of energy source that cells use, metabolism of glucose.

但葡萄糖又必须进入细胞,因为它是细胞能量的主要来源,即通过葡萄糖代谢产生能量

耶鲁公开课 - 生物医学工程探索课程节选

The controversial transfer was endorsed this week by Madagascar's Constitutional Court which has become the source of legitimacy for the fledgling regime.

VOA: standard.2009.03.20

It can be understood as a source of new-found authority, of the freedom of one who has been characteristically not free and can be received by a reading community in those terms.

这可以被理解为一种新建立的权威和，一个特性上不自由的人的自由的源头,同时也可以被看做在这些领域里的一个阅读区。

耶鲁公开课 - 文学理论导论课程节选

U.S.Treasury Secretary Timothy Geithner says China has taken steps to modify a controversial policy that was a source of growing concern among U.S.

VOA: standard.2010.05.25

The camp has become a source of tension among Calais residents and in France's relations with Britain, with London pushing for tighter border control.

VOA: standard.2009.09.22

For many investors in Asia, gold's role as a source of safety and value has been reinforced over the past year of economic uncertainty.

VOA: standard.2010.07.21

Cigarette taxes are a vital revenue source for New York State, which has the highest-priced cigarettes in the nation - almost $15 a pack.

VOA: standard.2010.08.11

Furthermore,Mr.Netanyahu has said he supports the expansion of Jewish settlements in the West Bank - a source of enormous tension between Israelis and Palestinians.

VOA: standard.2009.04.09

"I think he's been viewed as a source of political stability, given the considerable political turmoil that Thailand has experienced over the past few years,".

VOA: standard.2009.10.15

The vast reddish desert that covers much of Somalia's central Mudug region has always been a source of wealth, as well as calamity, for thousands of pastoral families.

VOA: standard.2009.10.06

"Yes,a colonial map that made little sense helped to breed conflict, and the West has often approached Africa as a patron and a source of resources, rather than a partner.

VOA: standard.2009.07.11

Renee Smith-Valade said in addition to making it through the media sessions, she and her staff have also worked hard in making sure the Vancouver Olympics Web site has been a source of good,fast,accurate and detailed information about the Winter Games.

VOA: standard.2010.02.25