牙床 yáchuáng gums Origin Definitions Defs Strokes Stroke Words Sentences Sents yáchuáng gums 牙 yá noun tooth tooth; teeth床 chuáng noun bedding unit (bound form) a flat base or bottom of a geographical feature, such as a river, garden, or mineral deposityáchuáng ivory bed 牙 yá noun ivory (bound form) ivory; objects made of ivory床 chuáng noun bed bed; couch; furniture used for sleeping or lying down