in·tru·sive /ɪnˈtrusɪv, zɪv/
(a.)打擾的,插入的
In·tru·sive a. Apt to intrude; characterized by intrusion; entering without right or welcome.
Intrusive rocks Geol., rocks which have been forced, while in a plastic or melted state, into the cavities or between the cracks or layers of other rocks. The term is sometimes used as equivalent to plutonic rocks. It is then contrasted with effusive or volcanic rocks.
-- In*tru*sive*ly, adv. -- In*tru*sive*ness, n.
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intrusive
adj 1: tending to intrude (especially upon privacy); "she felt her
presence there was intrusive" [ant: unintrusive]
2: of rock material; forced while molten into cracks between
layers of other rock [ant: extrusive]
3: thrusting inward; "an intrusive arm of the sea" [ant: protrusive]