You can only spawn at your squads Rally Point.

你只能在你的小队长放置的接力重生点重生。

youdao

Once a Rally Point is set the squad Leader and squad may spawn there until it is destroyed.

当一个接力重生点设置好之后，小队长和小队成员可以从那里重生知道重生点被摧毁。

youdao

With no designated spawn point of anti-vehicle weapons like the missile pod or Spartan laser that could counter it, our team was left with practically nothing we could fight it with as our own vehicles were being stolen or destroyed while we were dead.

FORBES: 'Halo 4' Review