Pap smear
noun [ C ] US uk/ˈpæp ˌsmɪər/ us/ˈpæp ˌsmɪr/ (also Pap test); (UK smear)
（宫颈）涂片试验
a medical test in which cells from a woman's cervix (= entrance to the womb) are removed and examined to discover if there is any disease
Synonym: cervical smear