重症肌无力 zhòngzhèngjīwúlì myasthenia gravis Origin Definitions Defs Strokes Stroke Words Sentences Sents 重症 zhòngzhèng serious illness a serious or acute medical condition; grave illness肌 jī noun muscle (bound form) muscle; flesh无力 無力 wúlì adjective lacking strength to have no energy; to feel weak in the body; to be physically exhausted