| 单词 | physogradous | 
| 释义 | † physogradousadj. Zoology. Obsolete. rare. Apparently only attested in dictionaries or glossaries.   = physograde adj. ΚΠ 1858    R. G. Mayne Expos. Lexicon Med. Sci. 		(1860)	 957/2  				Physogradus, applied by Blainville to animals..characterized by their body being provided with an aëriferous dilatation of the intestinal canal, serving for a swimming organ: physogradous. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online June 2021). < | 
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