Phosphoranyl
正膦基
🗣️ 情景例句
maybe you should think about becoming a writer.
也许你应考虑成为一名作家。
Your unit price seems fair enough, but we're hoping for a higher discount rate.
单价似乎合理，但我们希望给予更高的折扣率。
Where do you want me to sign?
你要我签在哪里？