1.  diffusion
2.  diffuse
3.  spread
4.  irradiation
5.  proliferate

• 1. 扩散: diffusion | Diffuse | permeate | spread
• 2. 不扩散核武器条约: Nuclear Non-Proliferation Treaty | Treaty on the Non Proliferation of Nuclear Weapons | Treaty on the Non-Proliferation of Nuclear Weapons (commonly known as the Non-Proliferation Treaty or NPT)
• 3. 防扩散: non-proliferation

更多释义

• 1.肿瘤尚未扩散到身体其他部位。
  The tumour had not spread to other areas of the body.
  dict.yoduao.com
• 2.有一些关于分子的扩散速率的数据。
  There are data on the rates of diffusion of molecules.
  dict.yoduao.com
• 3.三周前，发现癌已扩散到了他的肝脏。
  Three weeks ago, it was discovered the cancer had spread to his liver.
  dict.yoduao.com

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