pla·nar·i·an /-iən/
花蟲類動物
pla·nar·i·an /-ɪən/ 名詞
渦蟲
Pla·na·ri·an n. Zool. One of the Planarida, or Dendrocœla; any turbellarian worm. -- Pla*na*ri*an, a.
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planarian
n : free-swimming mostly freshwater flatworms; popular in
laboratory studies for the ability to regenerate lost
parts [syn: planaria]