Read Edit View history 钻探 zuāntàn exploratory drilling Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 钻探/鑽探 · zuāntàn · exploratory drilling 2026/03/04 钻探 / 鑽探 zuāntàn exploratory drilling to conduct exploratory drilling 地质学家正在这个地区进行钻探。 verb created sense Mar 4, 2026, 02:25 AM