单词 | medusa form |
释义 | > as lemmasmedusa form medusa form n. ΚΠ 1852–4 A. Thomson in Todd's Cycl. Anat. & Physiol. V. 22/2 We must regard that condition in which sexual reproduction takes place as the complete one, and this we have seen is..the Acaleph or Medusa form. 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 95 Swimming Hydroid colonies, all the persons of which have passed into the Medusa form. 1940 L. H. Hyman Invertebrates I. vii. 373 The medusa form resembles a deep to shallow bowl of gelatine, termed the bell or umbrella. 1963 G. A. Kerkut Borradaile & Potts's Invertebrata (rev. ed.) v. 152 They are medusæ, but never have the complete medusa-form. < as lemmas |
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