Polydiolefin
聚二烯烃
🗣️ 情景例句
Oh, it was no trouble.
哦 没什么麻烦。
Why are you squealing, my friend?
朋友，你为什么要发出尖叫？
What stores do you want me to order, Sir?
先生，您想要我订购些什么储存品？