Calciferrite
钙磷铁矿
🗣️ 情景例句
The trouble is
问题是
I don't think price is a problem. The most important thing is that how many you can supply.
我认为价格不成问题。最重要的是你方能供货多少。
All for one，one for all.
我为人人，人人为我。