Tripolymer
三聚体
🗣️ 情景例句
He's been here for years, he should know the ins and outs of the job by now.
他在这里已经好多年，现在理应熟悉各方面的工作了。
Poor without debt is better than a prince.
穷人无债胜王子。
It is tomorrow that they will have a meeting.
就在明天（而不是在别的某一天）他们要开会。