Polypentamethylene succinate
[化] 聚丁二酸亚戊基酯
🧩 词语组成解析
n. [化]琥珀酸盐(或酯)
🗣️ 情景例句
It's quite lovely.
相当好看。
That was clever the way you worked out your problem.
那是解决你的问题的好办法。
Is anything the matter?
怎么回事呀？