Chain polycondensation
[化] 成链缩聚; 成链缩聚作用
🧩 词语组成解析
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
n. [化]缩聚(作用)
🗣️ 情景例句
Robbie! Who is it? Robbie
是谁呀？
Your friend was here a week ago,wasn't he?
一个星期前，你的朋友曾在这里，是不是？
that I was a new boy in a huge school, and I would have been very pleased to be regarded as something so interesting as a problem.
我是一所大学里的一名新生，如果我当时真的被看成像一个问题那样有趣，我会感到很得意的。