Fluosilicic
硅氟
🗣️ 情景例句
First round's on me.
第一轮我请客。
Please be serious for a minute, this is very important.
请严肃点，这件事很重要。
and it seemed as though everything she possessed had been tossed out and turned over and over.
看来她的每一件东西都被翻了出来，并且被里里外外看了遍。