Polysilicate
聚硅酸盐
🗣️ 情景例句
You have to expect the unexpected in Shanghai.
在上海，你总会有意想不到的收获。
I live at 203 Curzon Street.
我住在可胜街203号。
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，