Biquartz
[光]双石英片
🗣️ 情景例句
You've been a great asset to our department.
你曾是我们部门的栋梁之材。
Nothing for nothing and very little for a half penny.
一分钱，一分货。
The best-known movie awards are the Academy Awards.
最著名的电影奖是奥斯卡金像奖。