炼焦 Traditional 煉焦 liàn jiāo 🔊 coking + Review this word Meanings liàn jiāo 煉焦 cokingthe process of producing coke from coal Its characters 炼liànto refineHSK 7–9焦jiāoburntHSK 7–9 Words with 炼焦 炼焦炉 liàn jiāo lú coking furnace