Polycondensate
缩聚物
🗣️ 情景例句
They don't ask how much someone paid for something.
他们不问别人买某个东西要花多少钱。
Caesar's wife must be above suspicion.
身为凯撒（罗马大将）妻，必须无可疑（指：与伟大的人物交往的人不可有秽名）。
How old are you in the picture?
相片里的你多大了？