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
They'll just make him sad.
那些只会让他悲伤。
Foam plastics are applied to protect the goods against press.
泡沫塑料用来防止挤压。
Then he quietly goes into their bedrooms, and fills their stockings with small presents.
然后他悄悄地走进他们的卧室，给他们的长统袜装上小礼物。