基本解释鱼虱属同根派生 英汉例句Caligus epidemicus exhibits extremely low host specificity and was found on all species of fishes examined. 传染鱼虱则具有相当低的寄主特异性，被发现于所有受检海鱼。EM Observation on the Structures of Caligus seriolae ?鱼虱Caligus seriolae形态结构的电镜观察