Polyarylsulfone
[化] 聚芳砜
🗣️ 情景例句
Hi.
嗨。
Please estimate your living costs for this month.
请估计一下你这月的生活费用。
One day, he walked into an expensive shop after having been caught in a particularly heavy shower.
一天，他遇上一场瓢泼大雨，淋得透湿。