In a step to advance the nuclear accord, India has approved two sites in that country where U.S.firms will have exclusive rights to build nuclear power plants, action that could mean $10-billion worth of business for American companies.

VOA: standard.2009.07.20

So, now you have a single molecule, very large molecule, with not just two binding sites but with ten binding sites.

所以如果你体内有一个细胞,一个体积很大的细胞,细胞表面不只有两个抗原结合位点,而有十个抗原结合位点

耶鲁公开课 - 生物医学工程探索课程节选

The advantage of this is that now you have four binding sites for antigen instead of just two.

这样的好处是一个抗体上,有四个抗原结合位点而不仅仅是两个

耶鲁公开课 - 生物医学工程探索课程节选

nuclear technology and hardware. Assistant Secretary of State for South Asian Affairs Robert Blake, traveling with the Secretary in India, says the Clinton visit is likely to produce follow-on agreements including one designating two sites in India for U.S.designed nuclear power plants.

VOA: standard.2009.07.17

Of 20 identifiable sites that were said to be conquered or captured by Joshua and the next generations, only two show destruction layers for this time, Hazor and Bethel.

在据说被攻占的20处可辨认的遗址中,被约书亚及其子孙所攻占，只有两处显示出当时的摧毁层，夏锁和伯特利。

耶鲁公开课 - 旧约导论课程节选

The World Monuments Fund placed the river on its two thousand eight watch list of one hundred most endangered sites.

VOA: special.2009.05.18

It's about 1,000 beds on two different sites.

位于它的两处分址。

普林斯顿公开课 - 领导能力简介课程节选

One would designate sites for American firms to build two nuclear power plants in India.

VOA: standard.2009.07.20

They also have binding sites for antigen, but they are sort of two IgG type molecules bound together by another peptide chain.

同样IgA抗体表面也有与抗原结合位点,但它们就像两个IgG型分子,通过肽链相互连接

耶鲁公开课 - 生物医学工程探索课程节选