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.是什么意思_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.在线翻译_英语_读音_用法_例句