单词	colonoscopy
释义	colonoscopyco‧lo‧nos‧copy /ˌkəʊləˈnɒskəpi $ ˌkoʊləˈnɑːs-/ noun [countable, uncountable] medical a medical examination of the colon
随便看	prepositional prepositional phrase prepossessing preposterous preposterously preposterousness preppy prep school prepubescent prequel Pre-Raphaelite prerecord prerecording prerequisite prerogative pre-roll pres. presage Presbyterian Presbyterianism presbytery preschool preschooler prescience prescient

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