Cyclic bond
[化] 环键; 环内键
🧩 词语组成解析
cyclic
['saiklik]
adj. 周期的，循环的;轮转的;
🗣️ 情景例句
It's time we hired a secretary to answer the phones.
我们早就该请一个秘书接听电话了。
I get to work at nine o'clock every morning.
我每天早上9点钟上班。
No, it isn't.
不，不是。