Polycondensate
缩聚物
🗣️ 情景例句
Hello, Harry.
你好 ，Harry。
No, he doesn't.
不，他没有。
They were visited by a large colony of ants which obtained a sort of honey from them.
蚜虫遭到一窝蚂蚁的攻击，蚂蚁从它们身上可以获得一种蜜。