Polymethylene derivatives
[建] 聚甲烯衍生物
🧩 词语组成解析
n. [化]聚亚甲基
派生物
🗣️ 情景例句
My favorite food is pork chops.
我最喜欢的食物是小猪排。
Why are you so scared? I don't bite.
我又不咬人，干嘛那么怕我？
I didn't have any supper, except a piece of bread, because I didn't feel very well.
晚餐我只吃了一片面包，别的什么也没吃，因为我觉得不舒服。