caved area

• 崩落区

caved area的用法和样例：

例句

1. Recovery ships and helicopters are headed for the splashdown area.
   载回船只和直升飞机正向溅落区进发。
2. On this basis calculation method runoff infiltration for mining cave area is introduced.
   并在此基础上探索采矿崩落区降雨迳流渗入量的计算方法。