life-arena

例句：

1. 1.The life-arena is filled with challenges and opportunities.
   这个生命竞技场充满了挑战和机会。
2. 2.In the life-arena, survival is a constant struggle.
   在生命竞技场中，生存是持续的斗争。
3. 3. The winner of the life-arena will be celebrated as a hero.
   生命竞技场的胜者将被庆祝为英雄。