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
We should get to work,
我们得开始做事了。
Would you rather she came to see me?
你愿意她来看我吗？
After I had sat down, he said that business was very bad.
待我坐下后，他说生意非常不景气。