| 例句 |
Earthworms grind up the soil as they eat.蚯蚓进食时把土壤弄得稀松。The lawns were crawling with worms.草地上爬着蚯蚓。Earthworms help to aerate the soil.蚯蚓帮助土壤疏松透气。Most pesticides are lethal to earthworms on or near the surface.大部分杀虫剂对地上或近地面的蚯蚓都是致命的。They dug worms for bait.他们掘蚯蚓做钓饵。There were two fishermen on the beach digging for worms.海滩边有两个渔民在挖蚯蚓。The oral opening in an earthworm is small.蚯蚓的口是很小的。We had to dissect a worm and a frog in our biology practical today.今天的生物实验课上，我们得解剖一条蚯蚓和一只青蛙。Earthworms burrow deep into the soil.蚯蚓深深地钻进底土。Earthworms consume large amounts of soil, and produce a rich humus, perfect in texture.蚯蚓吃下大量土壤，排出富有肥力、质地优良的腐殖质。 |