吸虫纲 xīchónggāng Trematoda Definitions Defs Origin Strokes Stroke Words Sentences Sents 吸虫 吸蟲 xīchóng fluke trematode; a class of parasitic flatworms, including flukes, that live in humans and other animals纲 綱 gāng class A level in biological classification, ranking below phylum (门 mén) and above order (目 mù)