Refrasil
耐火玻璃布(商品名)
🗣️ 情景例句
Married women should be addressed as 'Mrs.'.
已婚的女性应被称作 'Mrs。' 。
Are most of the lakes located in the north central region?
大多数湖位于向北中央的区域吗？
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。