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谈起蚯蚓,你一定会说,这种生长在污泥臭水中的小动物,除了做钓鱼的饵料,再没有啥用处啦。其实不然,它可是个“无名小英雄”。
Speaking of earthworms, you will certainly say that this kind of small animal, which grows in the stinky water of stinky water, is of little use except fishing bait. In actual fact, it is a “little unknown hero.”