Hydrofluosilicate
[医] 氢氟硅酸盐
🗣️ 情景例句
I applied for a job as a lifeguard at the community pool.
我申请了社区游泳池的救生员工作。
There's no need!
多此一举！
I'm sorry, but I don't have any with me now.
真抱歉，我现在身上没带。