noun 下载 🔗分享 小精灵鱼,精灵鼠鱼 (fishkeeping) An otocinclus (freshwater fish, genus Otocinclus). Examples : "I added an oto to my aquarium to help control algae growth. " 我往我的水族箱里加了一条小精灵鱼,好控制藻类的生长。 fish animal 与AI对话词汇游戏阅读练习