Polycondensate
缩聚物
🗣️ 情景例句
Hello.
哈喽。
Idle people (folks) have the most labour (take the most pains).
懒人做工作，越懒越费力。
There are mice next to the refrigerator, under the sink and inside the cupboard!
冰箱边、洗碗槽下，还有橱柜里面都有老鼠！