Polyether sulphone (pes)
[化] 聚醚砜; 聚苯醚砜; 聚芳醚砜
🧩 词语组成解析
n. [化]聚醚,多醚
n. [化]砜
🗣️ 情景例句
I wish Robbie and Alexandra had come to this meeting.
我真希望Robbie和Alexandra已经来参加开会。
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Sorry I am late. The car broke down.
抱歉我晚了，车坏了。