单词	self-propulsion
释义	self-propulsion noun self-pro·​pul·​sion ˌself-prə-ˈpəl-shən  : propulsion by one's own power Word History First Known Use 1874, in the meaning defined above
随便看	hoot hoot down hoot owl hootamaganzy hootch hootches hootchie-kootchie hootchy-kootch hootchy-kootches hootchy-kootchies hootchy-kootchy hooted hootenannies hootenanny hooter hooters hootier hootiest hooting hootingly hootnannies hoots hooty hooved hoovedder

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