Fluoremetry
荧光测定术
🗣️ 情景例句
A kind of a fifty-year anniversary reunion.
等于是五十周年重逢聚会。
Which umpire will referee the baseball game?
不知道哪一个裁判要执法这场棒球赛？
Excuse me, Miss Yang, she said.
“请原谅，杨小姐，”她说。