同根派生 英汉例句Raymond: We can either dig out some earth worms in my yard or buy some shrimps in the market.雷蒙：我们可以到我家院子里挖一些蚯蚓，或者在市场上买一些小虾。Earth worms are often used as bait.蚯蚓常用作鱼饵。