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
about your salaries and your savings.
关于薪资和储蓄。
I asked him to paint it for me, but he wouldn't
我请他帮我油漆，但是他不肯。
This made the driver following her brake hard.
她这一停使得跟在后头的司机也来个急刹车。