Gemmology
n. 宝石学
🗣️ 情景例句
I'm sorry but tonight you can borrow the car.
很抱歉现在不行，但是晚上你可以借用这车子。
Our standardized packing has been approved by many foreign clients.
许多国外客户已经认可了我们标准化的包装。
Certainly!said her mother.
“当然可以！”她妈妈说。