allochthon

/uh-lok-thuhn, -thon/US // əˈlɒk θən, -θɒn //

荃湾区,荃湾,荃荃,荃葵青

Definitions

n.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.