Fluorborate
氟硼酸盐
🗣️ 情景例句
How much will you pay me for this job?
做这份工作你付给我多少钱？
The world is a ladder for some to go up and some down.
人间犹如一架梯，有人缘梯上升，有人顺梯下降。
Patience is a mark of confidence.
耐心是自信心的一种表现。