orig.
medical specialized
（身体内的）病源（origin或originates from的缩写）
written abbreviation for origin or originates from (= comes from): used to say which part of the body a disease starts from in the body
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。