On average there are 15 shark attacks a year in Australia, with about one death each year.

在澳大利来，平均每年有15起鲨鱼袭击事件，约造成1人死亡。

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An animal species becomes extinct when it fails to produce enough young in each generation to keep pace with the death-rate.

当一种动物不能在每一代都繁殖出足够的后代而与其死亡率保持一致时，它就会逐渐灭绝了。

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Here, the issue in this poem is grief, how the mother and father each express how they deal with the death of their child.

这首诗谈论的问题很悲伤，这个父亲和母亲表达，他们对死去孩子的处理方式。

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Here, the issue in this poem is grief, how the mother and father each express how they deal with the death of their child.

这首诗谈论的问题很悲伤，这个父亲和母亲表达,他们对死去孩子的处理方式。

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The stories of two women, each of whom live with the threat of death, defined this year's gathering.

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With each passing day the likelihood they had met an untimely death grew.

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About 40, 000 Americans are diagnosed with pancreatic cancer each year and for the vast majority it is quick death sentence: about 80% die within the first year after diagnosis, according to the National Cancer Institute.

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