uranium

名词 uranium:

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

1. A coarse-grained granite, sometimes rich in rare elements such as uranium, tungsten, and tantalum.
   花岗伟晶岩一种有时富含铀、钨和钽等稀有元素的粗纹理花岗岩
2. A green radioactive mineral that is a hydrous crystalline phosphate of uranium and copper.
   铜铀云母一种绿色的放射性矿物，为铀和铜的氢化结晶云母
3. Radium and uranium are radioactive elements.
   镭和铀是放射性元素。