colonoscopy
noun [ C or U ] medical specialized uk/ˌkəʊ.ləˈnɒs.kə.pi/ us/ˌkoʊ.ləˈnɑː.skə.pi/
结肠镜检查
a medical examination of the colon (= the lower part of the tube that takes solid waste out of your body)
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。