Generally, the reason for such seasonal back-and-forth movement is to seek resources that aren't available within a single area year-round.

一般来说，进行这种季节性往返迁移是为了寻找在一个地区无法全年获得的资源。

youdao

If you have diarrhoea - especially severe diarrhoea - and are in an area where there is cholera, seek treatment immediately from a physician or other trained health care provider.

如你患有腹泻-尤其是严重腹泻-并且正在发生霍乱的地区，立即寻求医生或其他训练有素的卫生保健提供者的治疗。

youdao

Because great teams (among other things) generate a lot of tests, this is an area that often comes under the scrutiny of those who seek to automate various development processes.

因为好的团队(除了其他事情外)会进行大量测试，希望自动化不同的开发过程的人常常会对这一领域进行详细研究。

youdao

Seek emergency medical services after you leave the area where you suspect the gas might be.

VOA: special.2010.02.02

Palestinian leaders have said they would seek statehood recognition from the U.N.Security Council for an area comprising the West Bank, Gaza and East Jerusalem.

VOA: standard.2009.11.17

Detectives investigating the murder of a man whose body was found in a burning house in West Sussex are returning to the area to seek potential witnesses.

BBC: Police and fire officers outside house in Fernhurst

"This includes the provision of comprehensive outplacement services to help them secure new roles - help for writing CVs, liaison with other employers in the area to seek out prospective job opportunities, " he said.

BBC: Insurance firm to shed 500 jobs

It would also strengthen their case to have such places as Sinjar, which are technically part of Nineveh, eventually transferred formally to Iraq's Kurdistan region, whose area the Kurds seek to widen as much as possible.

ECONOMIST: Iraq