Phosphoranyl
正膦基
🗣️ 情景例句
What do you do?
你现在做什么工作？
Is it long way from here to the United Air Lines counter?
从这里到美国航空公司柜台有一段很远的路。
We're going to meet here, outside the school gate, at two o'clock.
我们打算两点钟在校门外见面。