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operate [operated, operating, operates]▼verb[UK: ˈɒ.pə.reɪt] [US: ˈɑː.pə.ˌret]
operate on▼verb[UK: ˈɒ.pə.reɪt ɒn ˈsʌm.bə.di] [US: ˈɑː.pə.ˌret ɑːn ˈsʌm.ˌbɑː.di]
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