Insects would make it impossible for us to live in the world; they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insect-eating animals.

要不是人类受一些食虫动物的保护，昆虫就会使我们无法在地球上生活下去，昆虫会吞食我们的全部庄稼，杀死我们的成群的牛羊。

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Insects would make it impossible for us to live in the world; they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insects-eating animals.

如果世上没有了吃虫子的动物，人类将无法在世上生存，因为昆虫会吃光我们的农作物，杀害我们驯养的家禽和牧群。

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Insects would make it impossible for us to live in the world; they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insects-eating animals.

如果世上没有了吃虫子的动物，人类将无法在世上生存，因为昆虫会吃光我们的农作物，杀害我们驯养的家禽和牧群。

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