Alkalion
羟离子, 氢氧离子
🗣️ 情景例句
Birds are good pets, they can wake you up by singing in the morning.
鸟是很好的宠物，它们早上的歌声可以将你从梦中唤醒。
What's your favorite kind of entertainment?
你最喜欢的娱乐是什么？
No, he didn't!
没有！