Polyarylsulfone
[化] 聚芳砜
🗣️ 情景例句
He's a terrific doctor, Mom.
爸爸是个了不起的医生， 妈妈。
Thank you very much. Here's $10.00. Give me $1.00 back, please.
太谢谢你了。这是10美元，找我1美元就行了。
Take care. The pan's very hot.
当心，锅很烫。