Read Edit View history 风钻 fēngzuàn pneumatic drill Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 风钻/風鑽 · fēngzuàn · pneumatic drill 2026/03/04 风钻 / 風鑽 fēngzuàn pneumatic drill A drill powered by compressed air, such as a jackhammer, used for boring into hard surfaces like rock or concrete. 建筑工人正在使用风钻开凿坚硬的岩层。 noun created sense Mar 4, 2026, 02:25 AM