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单词 trachomedusan
释义 trachomedusan, a. and n. Zool.|ˌtreɪkəʊmɪˈdjuːsən|
[f. mod.L. Trachomedusæ, pl., f. tracho-, var. of trachy- + Medusa: see -an.]
a. adj. Belonging to the sub-order Trachomedusæ of the order Trachymedusæ of Craspedote Hydrozoa.
b. n. A hydrozoan of this sub-order.
[1888Rolleston & Jackson Anim. Life 749 The order Trachymedusæ..contains Medusæ which possess tentacles with a solid axis... There are two sub-orders, the Narcomedusæ and Trachomedusæ.]1907Gentl. Mag. July 97/2 No other known Trachomedusan had gourds on the manubrium.
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