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hydrocaulus

/,haidrә'kɔ:lәs/

📖 中文释义

  1. 螅茎
📘 English Definition（英文释义）
  1. n. The hollow stem of a hydroid, either simple or
  2. branched. See Illust. of Gymnoblastea and Hydroidea.
H 字母词表