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rotor
mastery UK /ˈɹəʊ.tə/ US /ˈɹoʊ.tɚ/noun
card 1 of 8 · definition
Which adjective most naturally collocates with "rotor" to describe a helicopter that uses only one rotor?
Which adjective most naturally collocates with "rotor" to describe a helicopter that uses only one rotor?