读音

/ˈreɪdi.eɪʃn/

释义

• 名词:

  • 辐射，指能量以电磁波或粒子的形式向外发射或传播。例如: “The sun emits harmful ultraviolet radiation.”
  • 放射线，特指如X射线、伽马射线等高能电磁波。例如: “Radiation therapy uses controlled doses of radiation to treat cancer.”

• 动词:

  • 使辐射，发出辐射能量。例如: “The radioactive material radiates heat.”

短语

• “Radiation therapy” 指使用放射线治疗疾病，特别是癌症。
• “Ionizing radiation” 是能够使原子或分子电离的高能辐射。

例句

• 名词: “Protective clothing is worn to shield workers from nuclear radiation.”
• 动词: “The radioactive source radiated energy into the surrounding area.”

同义词

• Emission
• Dispersion
• Transmission
• Emitting
• Broadcasting