Calcium orthosilicate
[机] 原硅酸钙
🧩 词语组成解析
正硅酸盐
🗣️ 情景例句
She's come here to stay.
她这次来是要住下来。
Can I reconfirm by phone?
我可以用电话确认吗？
Not to grasp firmly is not to grasp at all.
抓而不紧等于不抓。