President Obama will host a Group of Twenty summit in Pittsburgh on September twenty-fourth and twenty-fifth.

VOA: special.2009.07.13

It seemed I had a whole host of memories going back to 1750 in England and that I was in San Francisco now only in another life and in another body.

似乎全部记忆都回到了1750年的英格兰,而现在在圣弗兰西斯科的我则是另一个人，在另一种生活里。

耶鲁公开课 - 1945年后的美国小说课程节选

God is depicted as a warrior, who leads his host , the Lord of hosts in battle.

上帝被描述为武士，他带领军队战斗，他是战争中军队之神。

耶鲁公开课 - 旧约导论课程节选

Chicago is one of 4 candidates to host the Summer Olympics in 2016.

VOA: special.2009.01.12

They integrate their DNA into the host genome and you might not want to make that kind of a change in the cell.

而且也许你也并不想让逆转录病毒基因,整合进宿主的基因组

耶鲁公开课 - 生物医学工程探索课程节选

they will gain an understanding of some of the people who live and survive, often unnoticed, in the Olympics host city.

VOA: standard.2010.02.23

Fortunes will begin to be made in the textile industry and in the railroad industry by the '40s and '50s, and in a host of other ways, real fortunes.

在40 50年代的时候,纺织业和铁路工业将会制造大量的财富,另一些方面,真正的机遇

耶鲁公开课 - 美国内战与重建课程节选

For young college graduates, majoring in one of the biosciences can open a whole host of career possibilities.

VOA: standard.2009.11.25

Took it out of the virus completely, cloned it into a plasmid, that plasmid was expressed in a foreign host, in this case it was expressed in yeast cells.

将基因从病毒中完全提取出来,并克隆制成质粒,该质粒在外来宿主中表达,此例中质粒在酵母细胞中表达

耶鲁公开课 - 生物医学工程探索课程节选

Russia,the host nation for next Winter Games in Sochi in 2014,won 15 medals, three of them gold.

VOA: standard.2010.03.01

Then those antigens get expressed with MHC just like they did in all the other cells inside the host, but particular cells of the innate immune system have a different kind of MHC called MHC2.

这些抗原同MHC共表达,就如同抗原在其他宿主细胞中那样,但先天免疫系统有一类特殊的免疫细胞,具有一种称为MHC2的不同MHC

耶鲁公开课 - 生物医学工程探索课程节选

The host,Libyan leader Moammar Gadhafi made no mention of Mr.Ahmedinejad's absence in his brief opening address.

VOA: standard.2009.07.02

If you take an organ from one person and put it in another, if their MHC molecules don't match then the immune system recognizes the immune system of the host recognizes 'this is not the right MHC for me' and the immune tries to destroy those cells.

如果将器官从一个人移植到另一个人,免疫系统识别出MHC分子并不匹配,宿主的免疫系统就会说,这不是我的MHC,免疫系统就会试着摧毁移植器官的细胞

耶鲁公开课 - 生物医学工程探索课程节选

Conservative radio talk show host Rush Limbaugh says grass roots activists are demanding that Republicans adhere to conservative principles in advance of next year's midterm elections.

VOA: standard.2009.11.02

She says children in the camps are better off than the tens of thousands of children who are living with family and friends in host communities.

VOA: standard.2009.07.03

Iran is played host to a high-profile summit of two key war-torn neighbors, Pakistan and Afghanistan, in a bid to put an end to conflicts that rage along its borders.

VOA: standard.2009.05.24

South Africans are excited about hosting the football World Cup for the first time in Africa and they are especially proud of the new stadiums that will host the 64 matches.

VOA: standard.2010.06.02

The second major FIFA youth football tournament of the year will kick off Saturday in Nigeria when the host Golden Eaglets play Germany on the opening day of the Under-17 World Cup.

VOA: standard.2009.10.22

"There is emerging evidence that a whole host of new environmental chemicals, many of them routinely found in pregnant women and children - such as Bisphenol A, flame retardants,pesticides, phthialates,and airborne pollutants."

VOA: standard.2010.08.09

As host of this year's World Jatropha Summit, the government in Accra is seeking greater investment in the hardy plant whose seeds can be crushed into an oil that is processed into high-quality biodiesel.

VOA: standard.2009.08.23

In closing the Under-20 World Cup in Egypt last Friday, FIFA President Sepp Blatter sounded less than assured in wishing the best to Nigeria as host of the Under-17 event, in what he described as the African year of football.

VOA: standard.2009.10.22