keyhole surgery
noun [ U ] uk/ˌkiː.həʊl ˈsɜː.dʒər.i/ us/ˌkiː.hoʊl ˈsɝː.dʒɚ.i/ (also keyhole operation [ C ])
微创手术
a medical operation in which a very small hole is made in a person's body to reach the organ or tissue inside
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