Fluoro
氟代
🗣️ 情景例句
They're in my office.
在我办公室。
The school is on the other side of the street.
那学校在街的另一边。
I Know. That's a good idea! said Ann. But in England we still make tea in teapots.
“明白了。是个好主意！”安说，“但是在英国我们仍用茶壶泡茶。”