Polyalkylene sulfone
[化] 聚亚烃砜
🧩 词语组成解析
n. <美> = sulphone
🗣️ 情景例句
He is in trouble all the time.
他总是有麻烦。
I did it without much difficulty.
我没费多少劲就完成了那项工作。
Dad, this is Zheng Jie, who I knew in Paris.
爸爸，这是郑杰，我是在巴黎认识他的。