Radioactive cobalt
[医] 放射性钴
🧩 词语组成解析
n. 钴, 钴类颜料\\n[化] 钴Co
🗣️ 情景例句
Have you ever owned an animal?
你曾养过动物吗？
The restaurant has built up a fine reputation for a good food.
那家饭馆因饭菜美味可口而建立了良好的声誉。
Diamond necklaces and rings had been beautifully arranged on a background of black velvet.
钻石项链、戒指漂亮地陈列在黑色丝绒上面。