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
555-7700. 555 7700
555-7700. 555 7700
To dart through sky
突破阴霾的天空
but the took a long time to send them Meanwhile,
但过了好长时间不见他把数字寄来，