Radiocobalt
n. 放射性钴\\n[化] 放射性钴; 钴60
🏥 医学释义
放射性钴，射钴
🗣️ 情景例句
What did you do?
那你怎么办呢？
While we were having breakfast,John was talking on the telephone.
当我们正在吃早餐时，约翰正在打电话。
What's wrong with these eggs?
这些蛋是怎么回事呀？