1. any of an order (Cladocera) of minute chiefly freshwater branchiopod crustaceans that includes the water fleas
cladoceran 例句
英汉例句
The species of cladoceran and copepod in Shiquan River are fewer. From the specimens we observed 5 families 8 genus 18 species of cladoceran and the dominant species are A.