Polyethylene carbonate
[化] 聚碳酸亚乙基酯
🧩 词语组成解析
n. 聚乙烯\\n[化] 聚乙烯
carbonate
[['kɑ:bəneit]]
n. 碳酸盐\\nvt. 使碳酸盐化, 使充满二氧化碳
🗣️ 情景例句
That leaves a lot to be desired.
太不让人满意了。
Have you been listening?
你有没有在听啊？
When you place a sheet of paper in a fax machine, the machine reads the writing on the page and changes the shapes of letters into electronic signals.
当你把一张纸放进传真机里，机器就会"读"纸上的字迹，把字的形状变为电子符号。