Bivalent
a. 二价的\\n[化] 二价的
✅ 同义词
🏥 医学释义
二价的（化学元素）
🗣️ 情景例句
If you don't finish your homework, you'll be in big, big trouble.
如果你不完成作业，你就有大麻烦了。
If he doesn't tell him, I will.
如果他不，我将告诉他。
When the instrument is situated at more than 700 miles from the earthquake centre,
如果把这种仪器安装在距震源700多英里远的地方，