凹凸印刷 āo tū yìn shuā 🔊 embossing + Keep this word Meanings āo tū yìn shuā embossingdie stamping Its characters 凹āoconcaveHSK 7–9凸tūto stick outHSK 7–9印yìnto printHSK 6刷shuāa brushHSK 3