Ring fluorination
[化] 环上氟代作用
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
n. 氟化作用
🗣️ 情景例句
But I am thinking about myself.
但我就是在为自己着想呀。
In fact she's 20 years old.
她只有二十岁。
I think you had better come out to the factory.
我看你最好走一趟工厂，