Some people might argue physical fitness wins the day for the players and teams, whereas, others believe a key factor in any sports activity is mental attitude.

一些人可能会认为身体健康对运动员和球队来说是最重要的，然而，另一些人认为任何体育活动的关键因素是精神状态。

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Furthermore, in the effort to feed the hosts of people on this planet, the focus on factory and intensive farming methods is being cited as a key factor in climate change.

此外，为了养活地球上的大量人口，人们对工厂化和集约化的耕作方法的集中被认为是气候变化的关键因素。

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A key factor in running a business is the delegation of responsibility.

经商的一个关键因素是责任委托。

《柯林斯英汉双解大词典》

Columnist David Ignatius agrees with the president's move, saying Pakistan is a key factor in the new strategy,and the pressure on it must be increased.

VOA: standard.2009.12.06

"But they have to be a little bit careful to overstate that." Both political parties also see the continuing congressional debate on health care reform as a key factor in next year's midterm elections.

VOA: standard.2009.10.23

Katich, whose team face Sussex on Sunday, stressed that winning the toss was a key factor.

BBC: Aussie Test stars shine for NSW

Mrs Brundtland said public health was a key factor in improving poverty and had been underfunded.

BBC: WHO launches anti-poverty drive

Island is a key factor in the success of fast-growing Internet brokerage Datek Online.

FORBES: Guerrillas on Wall Street