Polycondensate
缩聚物
🗣️ 情景例句
a two-bedroom house in Mount Kisco.
一栋有两间卧室的房子， 在Mount Kisco。
The movie began as soon as we got there.
我们一到那儿电影就开始了。
I find listening really hard. Sometimes it's just impossible to understand.
我觉得听力很难。有时简直听不懂。