Macromonomer
[化] 大分子单体
🗣️ 情景例句
Hail to the conquering heroes,
向进取的英雄们致敬，
Why are you so sad?
你为什么这样伤心？
Henry Taylor, he went offimmediately to visit him,
亨利·泰勒，就立刻跑去看他，