单词	revolving door
释义	revolving door reˌvolving ˈdoor noun [C] ► F0 a set of doors that you go through by pushing them round in a circleThesaurus+: ↑Doors and parts of doors
随便看	the unacceptable face of sth the unconscious the underdog the underground the underneath the underprivileged the undersigned the underworld the uninformed the uninitiated the United Kingdom the United Nations the unthinkable the unwaged the upper classes the upper crust the upper hand the upshot the US the USA the USAF the use of sth the USN the USSR the usual suspects

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