单词 | metastasis |
释义 | metastasis [mǝ`tas·tǝ·sǝs] MEDICINE Transfer of the causal agent (cell or microorganism) of a disease from a primary focus to a distant one through the blood or lymphatic vessels. PHYSICS A transition of an electron or nucleon from one bound state to another in an atom or molecule, or the capture of an electron by a nucleus. |
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