| 释义 |
〔nematode〕Any of several worms of the phylum Nematoda, having unsegmented, cylindrical bodies, often narrowing at each end, and including parasitic forms such as the hookworm and pinworm. Also called roundworm 线虫:线虫纲动物的任何一种小虫,身体不分节,呈柱状,两头稍尖,包括钩虫和蛲虫一样的寄生虫 也作 roundworm |