allochthon
/əˈlɒkθən/
词源说明
1940–45; back formation from allochthonous.
释义
名词noun
- 1(geology) A geological formation not formed in the region where found and moved to its present location by tectonic forces. Compare autochthon.
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/əˈlɒkθən/
1940–45; back formation from allochthonous.