耐火砖 Traditional 耐火磚 nài huǒ zhuān 🔊 refractory brick + Keep this word Meanings nài huǒ zhuān 耐火磚 refractory brickfirebrick Its characters 耐nàito bear; to endure; to withstandHSK 7–9火huǒfireHSK 4砖zhuānbrickHSK 6