Pyrazolinium
二氢化吡唑
🗣️ 情景例句
Would you tell me some more details?
你能讲得详细点吗？
Hey you! Don't touch that picture!
喂，你！别碰那幅画！
I like reading English books, but they're sometimes rather hard.
我喜欢看英语书，但有时候英语书相当难读。