Ultrapurity
超纯度
🗣️ 情景例句
Beijing Hotel.
北京饭店。
Reading makes a full man.
读书长见识。
No, Jeanne, I wasn't ill. I know I look older than my age now. That's because of hard work-ten years of hard work.
没病，让娜，我没生过病。我知道我看上去比我的年纪要大些，那是因为劳累的缘故--10年的劳累呀！