Polymers
n. 聚合物；高分子（polymer的复数）
🗣️ 情景例句
She was kicked out of the university.
她被大学开除了。
The restaurant has built up a fine reputation for a good food.
那家饭馆因饭菜美味可口而建立了良好的声誉。
After a wonderful meal, they told stories and sang songs by the campfire.
他们美美地吃了一顿饭后，就围在营火旁讲起了故事，唱起了歌。