Pyroceramic
玻璃结晶材料
🗣️ 情景例句
Good afternoon, Mrs. Martin. I've come to see Mr. Martin.
您好，马丁夫人。我来看看马丁先生。
That's a good point.
我也是这么想的。
That's right. I remember now.
对了。我现在想起来了。