Sintercorundum
烧结金刚砂
🗣️ 情景例句
Good afternoon, Mr. Chen. Thank you very much.
下午好，陈先生。非常感谢。
To carry passenger for a fare
收费运送乘客
and that this happens at a rate which differs little from person to person,
衰老的速度在人与人之间相差甚微，