Zhè / ge / mì / fēng / quān / yóu / guī / xiàng / jiāo / zhì / chéng / nài / gāo / wēn / yòu / yǒu / tán / xìng这个密封圈由硅橡胶制成,耐高温又有弹性。This sealing ring is made of silicone rubber, which is heat-resistant and flexible.