Read Edit View history 矿井 kuàngjǐng mine Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 矿井/礦井 · kuàngjǐng · mine 2026/03/04 矿井 / 礦井 kuàngjǐng mine an underground site or pit where minerals or ores are extracted 这座矿井因安全隐患而被暂时关闭。 noun created sense Mar 4, 2026, 02:25 AM