noun 下载 🔗分享 线虫, 蛔虫 A worm of the large phylum Nematoda, such as a roundworm or threadworm. Examples : "Gardeners worry about nematodes damaging the roots of their plants. " 园丁们担心线虫会破坏植物的根部。 animal biology organism nature science 与AI对话词汇游戏阅读练习