A far bigger cause of concern than the growth of national groups, however, is the increasing number of migrants who return to their countries of origin.

然而，比民族群体增长更令人担忧的是越来越多的移民返回其原籍国。

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Subject matter experts may have to work with several groups of developers, increasing their burden.

主题专家可能不得不和若干开发人员小组一起工作，从而增加了他们的负担。

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My mentor at Johnson &Johnson offered to forward applications internally, thereby increasing chances of job placement; I then circulated this opportunity to the class of 2008, 2009 and 2010 groups.

我在强生公司工作的导师表示愿意在公司内部为校友传递求职信，因此，提高了申请者的就业机会；然后我就把这个消息传给给2008，2009，2010届的同学们。

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The United Nations has come under increasing attack from terrorist groups in South Asia.

VOA: standard.2009.10.28

"It was debated by the CDC Advisory Committee on Immunization Practices for many years, and the indication for the use of influenza vaccine for an increasing number of groups on a piecemeal basis didn't make sense, " Schaffner said.

CNN: Flu vaccine attitudes abroad differ from U.S.

We found this pessimism increasing across all demographic groups.

FORBES: What American Dream?

The campaign in the coming weeks will continue to focus on the two candidates' plans to fight what is widely considered the main challenge for Guatemala's next president: violent crime and the increasing presence of organised criminal groups in the country.

BBC: Guatemala set for run-off vote amid concerns over crime