| 单词 | polytroch | 
| 释义 | † polytrochn. Zoology. Obsolete. rare. Apparently only attested in dictionaries or glossaries.   		 (a) A rotifer of the former division  Polytrocha.		 (b) A polytrochal larva. ΚΠ 1890    Cent. Dict.  				Polytroch, a polytrochal or polytrochous organism. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online June 2021). < | 
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