Alkalion
羟离子, 氢氧离子
🗣️ 情景例句
The guests are waiting.
客人们正等着呢。
Did you hurt yourself?
你自己割伤的？
We'd have to compare notes on what we've discussed during the day.
我们想用点时间来研究讨论一下白天谈判的情况。