A few hundred troops were deployed directly into the fire zone.

数百名士兵被直接派遣到受灾区。

So, it's a mortality signal, so either the collar has come off or he's dead in the fire zone.

所以，这是死亡命运的信号，所以要么是项圈脱落了，要么就是它死在了火灾区。

To their surprise, they discovered that the wounds of trees in fire zones recovered far better than those of trees that had seen no fires at all.

让他们惊讶的是，他们发现火灾区树木的伤口恢复得比那些没经历过火灾的树木要好得多。