印钮 yìnniǔ seal knob Definitions Defs Origin Strokes Stroke Words Sentences Sents 印 yìn nounverb stamp A seal, stamp, or official chop; a tool used to leave a mark.钮 鈕 niǔ knob; handle (bound form) a part on an object used for lifting, hanging, or gripping, such as the handle of a seal or a weight
