thorium

基本解释

• n.[化]钍（符号Th；原子序90）

同根派生

英汉例句

• Marie found another called thorium.
  玛丽发现了另一种物质，叫钍。
• A radioactive isotope of thorium with mass number228.
  射钍钍的放射性同位，质量数为
• This is clearly confirmed by the detection of thorium.
  这显然证实了检测钍.
• They recognized that in a thorium province Pb208 would present complications.
  他们承认，含钍区内的Pb208会产生干扰。
• Followed by the slow decomposition of uranium to another element thorium.
  铀元素随后缓慢分解为另一种元素钍。