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 think it's too easy.
我觉得它太简单了。
Nothing is more precious than time.
世上最宝贵的莫过于光阴。
She stamped out the letters 'SOS' in the snow.
她在雪地上踩出了“SOS”这3个字母。