Nitrocalcite
钙硝石
🗣️ 情景例句
I like him the way he was.
我喜欢他过去的样子。
Every tide hath its ebb.
兴盛之日必有衰退之时。
Friday, Saturday and Sunday in the country!Aren't you lucky!
星期五、星期六和星期日在乡下过！你们真幸运啊！