Polydecamethylene succinate
[化] 聚丁二酸亚癸基酯
🧩 词语组成解析
n. [化]琥珀酸盐(或酯)
🗣️ 情景例句
on the school board,
在联合校董会中
It is the first step that costs.
万事开头难。
As soon as he opened his mouth, everyone burst out laughing.
但他刚一开口说话，人们便哄堂大笑起来。