单词	self-extinction
释义	self-extinction noun self-ex·​tinc·​tion ˌself-ik-ˈstiŋ(k)-shən  plural self-extinctions 1 : the act of causing one's own extinction or the state of having caused one's own extinction a civilization headed towards self-extinction 2 : suicide … an escaped schizophrenic also wends his way there with self-extinction in mind … Chuck Twardy Word History First Known Use 1826, in the meaning defined at sense 1
随便看	gnaw on gnawed gnawed (at or on) gnawed (at) gnawed (on) gnawed at gnawed at or on gnawed on gnawer gnawers gnawing gnawing (at or on) gnawing (at) gnawing (on) gnawing at gnawing at or on gnawing on gnawingly gnawings gnawn gnaws gnaws (at or on) gnaws (at) gnaws (on) gnaws at

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