Sintercorundum
烧结金刚砂
🗣️ 情景例句
We live with my parents, Dr. and Mrs. Philip Stewart.
我们和父母住在一起 ，我父母是Philip Stewart夫妇。
Have you got your cheque book with you?
您支票本带来了没有？
Hello. Capital Buses.
喂，首都公共汽车公司。