v march aggressively into another's territory by military force for the purposes of conquest and occupation
v to intrude upon, infringe, encroach on, violate
v occupy in large numbers or live on a host
v penetrate or assault, in a harmful or injurious way
s involving invasion or aggressive attack
v. 侵入, 侵略( invade的现在分词 ); 涌入; 侵袭; 侵犯