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

特に環形動物門、毛顎動物門、線形動物門、紐形動物門、および扁形動物門の多数の比較的小さくて柔らかい体を持つ動物、また多くの昆虫の幼虫も含む

parasitic roundworm of India and Africa that lives in the abdomen or beneath the skin of humans and other vertebrates

インドとアフリカに生息する寄生性の回虫で、人間や他の脊椎動物の腹部や皮膚の下に住む

parasitic bloodsucking roundworms having hooked mouth parts to fasten to the intestinal wall of human and other hosts

人間や他の宿主の腸壁に取りつくために鉤状の口器を持つ吸血性の寄生虫の線虫

slender threadlike roundworms living in the blood and tissues of vertebrates; transmitted as larvae by biting insects

脊椎動物の血液や組織に生息する細い糸状の線虫で、幼虫として吸血性の昆虫によって媒介される

small roundworm parasitic on wheat

小さな回虫で、小麦に寄生する

parasitic nematode occurring in the intestines of pigs and rats and human beings and producing larvae that form cysts in skeletal muscles

ブタ、ネズミ及びヒトの腸に寄生し、幼虫が骨格筋に嚢胞を形成する線虫

unsegmented worms: roundworms; threadworms; eelworms

無分節の虫：回虫、線虫、ウナギムシ