Mesosilicate
焦硅酸盐
🗣️ 情景例句
Something else I'd like to know is...
其它的我想知道…
Affectionate mother.
满怀慈爱的母亲。
' I looked down and nearly fell off the ladder when I saw a policeman.
”我向下面看去。当我看清是一个警察时，差一点儿从梯子上掉下去。