Umhk
abbr. Union Miniere du Hast Katanga （法语）<扎伊尔>上加丹加矿产联合会
🗣️ 情景例句
You have to cook dinner for the entire family.
你今晚得替全家做晚餐呢。
How long does it take for a letter to get to California ?
一封信到加利福尼亚要花多长时间？
the other the lack of freedom of the individual research worker.
二是研究人员缺乏个人自由。