Polymethylene
n. [化]聚亚甲基
🗣️ 情景例句
I guess Max is asleep by now.
我想Max现在已经睡觉了。
As far as I'm concerned, you can stay out all night.
对我来说，你可以整晚都在外面。
From the seventeenth-century empire of Sweden,
从17世纪瑞典帝国