Submitted by admin on Sat, 05/17/2014 - 19:48
definition:
A thing that intrudes; The action or process of forcing a body of igneous rock between or through existing formations, without reaching the surface
sentence:
Overthrusting, volcanism, and plutonic igneous intrusion were identified as originating above the subduction zone where one plate is forced beneath the edge of its neighbour.
Traffic generates noise and pollution, and is an intrusion for many areas.
difficulty:
hard
toefl frequency:
2
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