pla·nar·ia /pləˈnæriə, ˈnɛr-/
真渦蟲; 渦蟲
pla·nar·ia /pləˈnærɪə, ˈnɛr-/ 名詞
Pla·na·ri·a n.; pl. L. Planariæ E. -rias Zool. Any species of turbellarian worms belonging to Planaria, and many allied genera. The body is usually flat, thin, and smooth. Some species, in warm countries, are terrestrial.
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planaria
n : free-swimming mostly freshwater flatworms; popular in
laboratory studies for the ability to regenerate lost
parts [syn: planarian]