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
We communicate with each other by letter.
我们用书信彼此联系。
Thank you.
谢谢你。
It's very difficult to see where we're going and the shower may pass in an hour or two. Let's rest and have some food.
“现在很难看到我们要去的地方。阵雨可能一两个小时就会过去，我们休息一下吃点东西。”