But we were left wondering—what cause the population to increase so suddenly?

但我们不禁想问——是什么导致了人口增长这么突然？

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The direct cause of the damage and crash of the Chinese airplane was that the U.S. plane suddenly veered into the Chinese jet, which was against flight rule.

中方飞机坠毁的直接原因，是美机违反飞行规则突然向中方飞机转向、接近造成的。

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These are both bad ideas — suddenly you've married your business logic to your choice of a data binding layer, and at some point that's going to catch up with you and cause problems.

这都是错误的观念，突然将业务逻辑与数据绑定层的选择结合在一起，最终必然会造成混乱导致出现问题。

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Will you beat a strategic retreat if your good cause suddenly becomes tarnished?

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Moreover, no one at this point expects any of these issues to threaten the world order or to suddenly cause a rift between the two countries.

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These high leukotriene levels, DeCode researchers believe, inflame artery walls, increasing the odds that arterial plaques will suddenly rupture and cause heart attacks or strokes.

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