If something is dumped somewhere, it is put or left there because it is no longer wanted or needed.
丢弃 • The getaway car was dumped near the motorway. 那辆逃亡的小汽车被丢弃在高速公路附近。
German law forbids the dumping of hazardous waste on German soil.
德国法律禁止在德国国土上倒弃危险废弃物。