单词	actinostome
释义	actinostome noun ac·​tin·​o·​stome ak-ˈti-nə-ˌstōm plural -s 1 : the mouth of a radially symmetrical animal 2 : the peristome of an echinoderm Word History Etymology actin- + -stome First Known Use 1860, in the meaning defined at sense 1
随便看	unpleasantnesses unpleasantries unpleasantry unpleased unpleasing unpleasingnesses unpleasurable unpleasurably unpleasure unpleated unpledged unpliable unpliableness unpliancy unpliant unplowed unplucked unplug unplugged unplugging unplugs unplumbed unplumbing unplumbs unplume

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