Calcium sillicate
[机] 硅酸钙
🧩 词语组成解析
🗣️ 情景例句
I've never been able to figure him out.
我一直不能理解他。
How did you tell him?
你是如何告诉他的？
On Wednesday evening, we went to the Town Hall.
星期三的晚上，我们去了市政厅。