Bivalency
二价
✅ 同义词
🗣️ 情景例句
Yes, but I don't know where to start.
是的 ，但我不知道从何说起。
From today, let us begin to work together.
从今天开始让我们一起工作吧。
Lily was born ten minutes before me,so she says,I'm older than you! So I must open the present!
“我比你大！应该由我来拆礼物包！”