名詞 uranium:

1. a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
   同義詞：U, atomic number 92

1. A coarse-grained granite, sometimes rich in rare elements such as uranium, tungsten, and tantalum.
   花崗偉晶巖一種有時富含鈾、鎢和鉭等稀有元素的粗紋理花崗巖
2. A green radioactive mineral that is a hydrous crystalline phosphate of uranium and copper.
   銅鈾云母一種綠色的放射性礦物，為鈾和銅的氫化結(jié)晶云母
3. Radium and uranium are radioactive elements.
   鐳和鈾是放射性元素。