Kekule ring
[化] 凯库勒环
🧩 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;
🗣️ 情景例句
There is still a week to go before the vacation begins.
现在距离假期还有一星期。
Have they developed a new method of transportation yet?
他们已经开发了新的运输方法了吗？
You are never too old to learn.
活到老，学到老。