Diprotic
双质子的
🗣️ 情景例句
I thought you wanted to go to Columbia.
我还以为你只想上Columbia大学。
I'm going to show him how to sing a song.
我正要指点他如何唱歌。
I can wait, but my toothache can't!
我倒是可以等。可是我的牙痛等不了啊！