brachytherapy
柯林斯词典
1. N a form of radiotherapy in which sealed sources of radioactive material are inserted temporarily into body cavities or directly into tumours 近距放射療法
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brachytherapy /ˌbrækɪˈθɛrəpɪ/
剑桥词典
- a treatment for cancer in which very small radioactive objects are put inside or near a tumour
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