Calsil
硅酸钙盐
🗣️ 情景例句
She has a clear head.
她头脑清晰。
We assume that damage occurred while the consignment was in your care.
我们认为货物是在你方保管时受到损害的。
Well, I had been wrong, for I was now lost.
唉，实际我错了，我现在迷路了。