Polynonamethylene resorcinaldiglycolate
[化] 聚间苯二酚缩二羟基乙酸亚壬基酯
🗣️ 情景例句
I'm sorry you have to leave so soon.
很遗憾你不能多呆会儿。
Jeff was not pleased with his school grades.
杰夫不满意自己在学校的成绩。
I believe I haven't reached the summit of my career.
我相信我还没有达到事业的巅峰。