Bivalence
n. 二价\\n[医] 二价
✅ 同义词
🗣️ 情景例句
I think I have fallen in love with someone.
我恋爱了。
It's difficult to make a decision whithout knowing all the facts.
不了解所有事实而做出决定是困难的。
What will be the population of the world in the year 2000?
2000年世界人口将是多少？