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	halalcor halaler halalest halalled halaller halallest halalling halals halapepe halate halation halations halavah halavahs halazones halberd halberdier halberdiers halberds Halberstadt halbert halberts Halchidhoma halchidhomae halchidhomas

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