operating-theatre
operation operation-analysis operation-research operational operationalism operationalist operations research operations room operatise operative operatively operatize operator opercula opercular operculate operculated operculation operculiform operculigenous operculum operetta operettist operon operose operoseness ophidian ophidism ophiocephalous |
operating-theatre /'ɔpəreitiɳ,θiətə/
danh từ
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