the act of entering a country by force with large numbers of soldiers in order to take possession of it again

The reinvasion of the country prompted an international crisis.

The proposed reinvasion of the mainland never materialized. 重新入侵大陆的提议从未实现。

an occasion when a large number of people or things come back to a place in an annoying and unwanted way

Farmers are spraying trees to prevent a reinvasion of their orchards by the flies. 农民们正在对树木进行喷洒，以防止苍蝇再次入侵他们的果园。

We have seen a re-invasion of some inner-city areas by young professionals.