Protosil
[化] 百浪多息; 偶氮磺胺
🗣️ 情景例句
I'm really concerned about going away for the weekend, Ellen,
我这个周末出门实在放心不下， Ellen，
No, I don't want to.
不，我不希望那样。
I have known very few writers, but those I have known,
我所认识的作家寥寥无几，然而凡是我所认识