大梁 dàliáng roof beam Origin Definitions Defs Strokes Stroke Words Sentences Sents 挑大梁 tiāodàliáng to play a leading role To play a leading role on stage; to take on a major responsibility or handle a demanding task.扛大梁 kángdàliáng to play a leading role To take up the main task or responsibility; to play a key role in a project or organization.