an order of animals including almost entirely freshwater fishes: characins; loaches; carp; suckers; sometimes classified as a suborder of Ostariophysi
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美
- 包含几乎所有淡水鱼的一个目:热带淡水鱼;泥鳅;鲤鱼;鲤属鱼;有时被归为骨鳔目的一个亚目