Ring opening polyaddition
[化] 开环加成聚合
🧩 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;
opening
['opənɪŋ]
n. 开幕，开始;空缺的职位;[商]开盘，交易开始时间;（职位的）空缺;
adj. 首次的，开始的;
v. （打）开( open的现在分词);开始;睁开;启动;
open 开；开始+ ing 名词后缀 → 开始的\r\n
加(成)聚(合)作用
🗣️ 情景例句
That politician was involved in too many sex scandals when he was in power.
那个政客在任期间牵涉进太多的性丑闻之中。
You're not worth my time.
我才懒得理你。
This letter's full of mistakes. I want you to type it again.
这封信里错误百出。我要你重打一遍。