Equibinary polymer
[化] 等二元聚合物
🧩 词语组成解析
🗣️ 情景例句
Sorry, but she is out for lunch right now.
抱歉，她现在出去吃午饭了。
So far I have been learning about China.
到止前我止，我一直都在研究中国的事情。
Let me help you. Do it like this.
我来帮你，要这样做。