Read Edit View history 窿 lóng HSK7 mine shaft Origin Definitions Defs Strokes Stroke Words Sentences Sents Components 穴 穴 Meaning component xué, jué cave hole 隆 隆 Sound component lóng, lōng prosperous Historical Pronunciations Old ChineseZhengzhangɡ·ruːŋ Sources Readings & variants Unicode Historical pronunciations Zhengzhang Shangfang