Definition

Examples

• 铊是一种有毒的化学元素。
  tā shì yì zhǒng yǒudú de huàxué yuánsù.
  Thallium is a toxic chemical element.
• 科学家正在研究铊的放射性同位素。
  Kēxuéjiā zhèngzài yánjiū tā de fàngshèxìng tóngwèisù.
  Scientists are studying the radioactive isotopes of thallium.
• 这种化合物中不含铊。
  Zhè zhǒng huàhéwù zhōng bù hán tā.
  This compound does not contain thallium.