Degradable polymer
[化] 降解性高分子
🧩 词语组成解析
a. 可降解的
🗣️ 情景例句
Do you think it's too long?
你会不会觉得太长了？
Is it raining now?
现在正在下雨吗？
His cake is four times as big as mine.
他的蛋糕是我的四倍大。