Polysilicate
聚硅酸盐
🗣️ 情景例句
and I love being here with the family,
而我也喜欢和家人在一起。
All I have to do is learn English.
我所要做的就是学英语。
That one is only 90 fen. That's cheap.
那支笔只有九毛钱，很便宜。