Turbellaria
/ˌtɜːbɪˈleərɪə/- Zoology a class of typically free-living flatworms which have a ciliated surface and a simple branched gut with a single opening【动】涡虫纲。
派生词
turbellarian
adjective & noun词源
modern Latin (plural), from Latin turbella 'bustle, stir', diminutive of turba 'crowd'.