Calcium silicate
硅酸钙
🧩 词语组成解析
silicate
['silikit]
n. 硅酸盐;
🗣️ 情景例句
All the Stewart men were big. Stewart
家的男人都很大。
It's a pen.
是支笔。
No, not any more. It used to be free but now you have to pay to get in.
不，不再免费了。过去是免费，可现在得付钱才能进去呢。