Calcium orthosilicate
[机] 原硅酸钙
🧩 词语组成解析
正硅酸盐
🗣️ 情景例句
Our fiftieth reunion?
是我们的五十年重聚？
Like teacher, like pupil.
有其师必有其徒。
There is another good reason for taking a part-time job.
干兼职工作还有一条充分的理由。