Pso
abbr. polysulfone 聚[化]聚砜
🗣️ 情景例句
Excuse me, ma'am.
对不起 夫人
They who live longest will see most.
寿命最长的人见识也最广。
Let me take a look at your shoulder. Where does it hurt?
让我看看你的肩膀。哪里疼？