1.  radiate
2.  radioactive
3.  irradiation
4.  emit

• 1. 放射: radiation | emission | radioactivity
• 2. 放射性物质: radioactive materials | Radioactive substances | radioactive material
• 3. 放射性同位素: radioisotope | radioactive isotope | RI

更多释义

• 1.她的头发因放射治疗而开始脱落。
  Her hair started falling out as a result of radiation treatment.
  dict.yoduao.com
• 2.卡拉汉假定化学元素放射电磁信号。
  Callahan posits that chemical elements radiate electromagnetic signals.
  dict.yoduao.com
• 3.放射性水已渗入了地下蓄水池。
  Radioactive water had seeped into underground reservoirs.
  dict.yoduao.com

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