| 单词 | urchin-form |
| 释义 | > as lemmasurchin-form urchin-form n. the form or form-type of an echinus. ΚΠ 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 198 The decrease in size of the antambulacral surface..will give us the Urchin-form. < as lemmas |
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