Polynonamethylene adipate
[化] 聚己二酸亚壬基酯
🧩 词语组成解析
己二酸
🗣️ 情景例句
Hobbies are supposed to be relaxing.
业余爱好应该是令人放松的。
Kind words are the music of the world.
善言是世上的音乐。
It's a desk.
一张书桌。