A sufficient condition of the extinction of the solution is given.

给出这种解在有限时间内熄灭的一个充分条件。

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Mainly, it proves that a sufficient condition of a parahomogeneous function is a subhomogeneous function.

主要是证明了仿齐次函数为亚齐次函数的一个充分条件。

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That is a necessary but not a sufficient condition, as the type of rock involved, called carbonaceous chondrite, is found in other asteroids, too.

他有两方面的证据：第一，现存的灾难性撞击的残骸与Baptistina和她的后代有相同的成分，这是必要条件，但并非充分条件，因为含碳的球粒状陨石在其它小行星上也有；

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But it is a sufficient condition: it happening will lead to a contracting economy.

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Money is a necessary but not a sufficient condition for the good life, for happiness and wisdom.

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Foote et.al (2009) argue that negative equity is merely a necessary but not a sufficient condition for default.

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