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
Dig in, everyone!
大家吃吧。
Do as the Romans do(or Do as they do at Rome).
入乡要随俗。
In this way Native Americans were forced onto poor land that the settlers did not want.
就这样，美洲土著人被赶到殖民者所不要的贫瘠的土地上去了。