Calcium fluosilicate
[化] 氟硅酸钙
🧩 词语组成解析
[机] 氟硅酸盐
🗣️ 情景例句
with the question of whether I go back to work or not.
为我是否回去工作这个问题。
Messengers should neither be headed nor hanged.
两国相争，不斩来使。
It is well known that where the white man has invaded a primitive culture,
众所周知，凡是白人侵入原始文化的地方，