Polypentamethylene succinate

[化] 聚丁二酸亚戊基酯

🧩 词语组成解析

succinate
n. [化]琥珀酸盐(或酯)

🗣️ 情景例句

Well, when do you think you can come over to work?
你想什么时候开始工作呢?
It's a quarter past five.
现在是五点一刻。
Well done, Wei Hua! Thank you, said Miss Zhao. I think it's time for us to start the lesson now.
“说得很好,魏华!谢谢,”赵小姐说,“我想现在该是我们学习课文的时候了。”
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