Gemologist
n. 宝石学家
🗣️ 情景例句
It's seventy-five cents for adults and thirty cents for children under twelve.
大人75美分，12岁以下的小孩30分。
What is the total circulation of this newsletter.
这份新闻通讯总发行量多少？
I have my hair cut every month.
我每个月都理发。