Alumochromite
鋁鉻鐵礦
??? 情景例句
You are a walking dictionary.
你是活字典。
We would appreciate it if you let us know whether you allow cash or trade discounts.
若能告知你方是否給現(xiàn)金折扣或商業(yè)折扣，將不勝感激。
UNCLE WANG'S FACTORY
王大叔的工廠