环堵 huándǔ small and humble room Origin Definitions Defs Strokes Stroke Words Sentences Sents huándǔ small and humble room 环 環 huán verb to surround to surround, encircle, or hem in from all sides堵 dǔ wall (literary) (bound form) wall; barrierhuándǔ block up 环 環 huán verb to surround to surround, encircle, or hem in from all sides堵 dǔ verb to block to block up; to stop up; to obstruct a road, pipe, or hole