| 单词 | nematode worm |
| 释义 | nematode worm (once / 472773 pages) n WORD FAMILY nematode worm: nematode worms USAGE EXAMPLESAround 90 percent of parasitic animal species belong to just ten major groups, like wasps, flatworms, and nematode worms. National Geographic(Jul 19, 2016) Soil samples showed heavy infestations by tiny nematode worms. Rachel Carson, Silent Spring(1962) Hibernating mammals, insects and even nematode worms all seem to turn off their cells in similar ways to frogs. Economist(Feb 04, 2016) n unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic Syn|Hypo|Hyper nematode, roundworm Ascaris lumbricoides, common roundworm intestinal parasite of humans and pigs Ascaridia galli, chicken roundwormintestinal parasite of domestic fowl Enterobius vermicularis, pinworm, threadwormsmall threadlike worm infesting human intestines and rectum especially in children eelwormany of various small free-living plant-parasitic roundworms Tylenchus tritici, wheat eel, wheat eelworm, wheatwormsmall roundworm parasitic on wheat Trichinella spiralis, trichinaparasitic nematode occurring in the intestines of pigs and rats and human beings and producing larvae that form cysts in skeletal muscles hookwormparasitic bloodsucking roundworms having hooked mouth parts to fasten to the intestinal wall of human and other hosts filariaslender threadlike roundworms living in the blood and tissues of vertebrates; transmitted as larvae by biting insects Dracunculus medinensis, Guinea wormparasitic roundworm of India and Africa that lives in the abdomen or beneath the skin of humans and other vertebrates Anguillula aceti, Turbatrix aceti, vinegar eel, vinegar wormminute eelworm that feeds on organisms that cause fermentation in e.g. vinegar worm any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes; also many insect larvae |
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