Radioanalysis
放射性分析
🗣️ 情景例句
Hello, Harry.
你好 ，Harry。
Have you seen the doctor?
你看过医生了吗？
A flight attendant would take charge of me and I never had an unpleasant experience.
我总是由一位空中乘务员照管，从未遇到过不愉快的经历。