There is generally little doubt that fire is a significant factor in maintaining savanna, certainly in most regions.

火灾是维持稀树草原的一个重要因素，在大多数地区都是如此，（人们）对此通常很少有疑问。

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A significant factor in the Leeds experience appears to be a scheme called HENRY, which helps parents reward behaviours that prevent obesity in children.

利兹成功经验中一项重要因素是名为“亨利”的计划。该计划让父母奖励那些防止儿童肥胖的行为。

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Market coverage is another significant factor.

市场覆盖面是另外一种重要因素。

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Incumbent leader Hamid Karzai currently holds some But if turns out that vote fraud was a significant factor in the election, then the percentages become meaningless.

VOA: standard.2009.09.11

And the top answer that was 82% was the Internet, something like 60% said they thought the availablity of guns was a significant factor in the Columbine's shooting.

高达82%的人认为是因为网络，约有60%的人认为,枪支的使用是一个重要因素,造成了这起枪杀案。

麻省理工公开课 - 媒体、教育、市场课程节选

"So if you have hoarseness with tobacco or alcohol use, that would be a significant risk factor for cancer or other problems of the throat that could be serious.

VOA: special.2009.09.02

In fact, home health care is a significant factor in keeping patients out of the hospital.

FORBES: By Robert A. Book and Doug Holtz-Eakin

The debt crisis in the southern-tier European nations remains a significant factor for the markets.

FORBES: METALS OUTLOOK: Sovereign Debt Worries To Lift Gold Again Next Week

"It's often the temperature which is the most significant factor in fatalities, " Mr Thompson said.

BBC: England