永贞革新 yǒngzhēngéxīn Yongzhen Reform Origin Definitions Defs Strokes Stroke Words Sentences Sents 永 yǒng adverb perpetual long; lasting; perpetual; permanent贞 貞 zhēn loyal (bound form) loyal; faithful; to remain firm in one's beliefs or principles革新 géxīn innovation the act or process of innovating; a new method, idea, or product