Polypentamethylene adipate
[化] 聚己二酸亚戊基酯
🧩 词语组成解析
己二酸
🗣️ 情景例句
He's quiet now.
他现在很安静。
Poverty is not a disgrace,but theft is a disgrace.
贫穷不可耻，偷窃乃足羞。
but when she got out at her own floor, both were forgotten in her sudden discovery that her front door was open.
但她到自己的楼层走出电梯后，就把这两件事忘了个干净，因为她突然发现她家的大门开着。