| 单词 | dipterygian | 
| 释义 | dipterygianadj.n. Ichthyology.   Having two fins: applied to fishes having, or supposed to have, only two fins. ΚΠ 1847    J. Craig New Universal Dict.  				Dipterygians, a family of fishes, furnished with two fins only. Derivatives  dipteˈrygious adj. ΚΠ 1883    in  New Sydenham Soc. Lexicon [both words].  				 This entry has not yet been fully updated (first published 1896; most recently modified version published online September 2018). <  | 
	
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