Acrolein polymer
[化] 丙烯醛类聚合物
🧩 词语组成解析
n. 丙烯醛\\n[化] 丙烯醛
🗣️ 情景例句
A vice-presidency
副总裁
My brother is twice as tall as your sister.
我弟弟比你妹妹高一倍。
It is impossible to make more than the wildest guess at how many they kill, but they are hungry creatures, not content with only three meals a day.
它们一年中消灭了多少昆虫，我们简直无法猜测，它们是吃不饱的动物，不满意一日三餐。