Ultrapurity
超纯度
🗣️ 情景例句
I intend to major in economics in college.
我想在大学里主修经济学。
To pull out of the garage
从车库开车出来
Some so-called 'modern' pieces have been on display for nearly eighty years.
有些所谓的“现代”艺术品在那里已经陈列了近80年了。