Polymerisation
n. 聚合作用, 聚合；聚合反应
🗣️ 情景例句
Richard, isn't that too much to ask of your mother?
Richard，那是不是太麻烦你母亲啦？
What channel are you watching now?
现在你在看哪个新闻？
I'm afraid it's empty.
恐怕盒子是空的。