单词	allochthonous
释义	allochthonous adjective al·​loch·​tho·​nous variants or less commonly allocthonous -thənəs 1 a : of or relating to the rocks of an allochthon b of coal : formed elsewhere than in situ and hence not autochthonous c of limestone : composed largely of organic debris moved far from the place where the base organisms lived 2 biology : of foreign origin : introduced compare autochthonous Word History Etymology all- + -chthonous (as in autochthonous) First Known Use 1888, in the meaning defined at sense 1a
随便看	hexachlorophene hexachlorophenes hexachloroplatinate hexachord hexachords hexacontane Hexacoralla hexacorallia hexacosane hexactinal hexactine hexactinellid Hexactinellida hexactinellids hexactinian hexacts hexad hexade hexadecane hexadecanol hexadecene hexadecimal hexadecimally hexadecimals hexadecyl

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