Definition

Examples

• 这种放射线对人体有害。
  Zhè zhǒng fàng shè xiàn duì rén tǐ yǒu hài.
  This type of radioactive rays is harmful to the human body.
• 医院用放射线治疗癌症。
  Yīyuàn yòng fàng shè xiàn zhìliáo áizhèng.
  Hospitals use radiation to treat cancer.
• 宇宙中充满了放射线。
  Yǔzhòu zhōng chōngmǎn le fàng shè xiàn.
  The universe is full of radioactive rays.