overrunning

1.overrunning of a signal at danger

超越危险信号

2.The most famous successful example was the introduction of the gray moth, Cactoblastis cactorum, into Australia to control the prickly pear, Opuntia inermis, which was overrunning vast tracts of land.

这其中最著名例子就是把一种灰色蛾子-仙掌螟Cactoblastiscactorum引入澳大利亚来控制那里曾泛滥一时一种仙掌Opuntiainermis。