Bivalent segmer
[机] 二价链节
🧩 词语组成解析
a. 二价的\\n[化] 二价的
链段
🗣️ 情景例句
I have always envied your good luck.
我一直羡慕你的运气好。
You had better leave right now.
现在你最好立刻回去。
The product gives you an edge over your competitors,I guess.
我认为你们的产品可以使你们胜过竞争对手。