0 an occasion when an army or country uses force to enter and take control of another country -- 入侵，侵略
However, the circumstances and the justifications of the invasions have varied greatly.
The author takes a liberal view of land invasions and informal trading which is overly simplistic.
Biological invasions are a major environmental concern due to their negative impacts on biodiversity and economics.
He further repeats the tired official lie that war veterans engineered the subsequent farm invasions.
Slow invasions of epiphytes may also influence the successional development of epiphyte communities.
Biological invasions and ecosystem properties: can species make a difference?
Parasites are ubiquitous and pervasive in marine systems, yet their role in marine invasions is relatively unexplored.
To assess the role of parasites in marine invasions, we review reasons why introduced species often leave their natural enemies behind.
