human survival limit

例句：

1. 1.The research team has set a human survival limit for the expedition.
   研究团队为这次探险设定了人类生存极限。
2. 2.The scientist warned that we must not exceed our human survival limits in this environment.
   科学家警告我们，在这个环境中我们不能超过我们的人类生存极限。
3. 3. The team had to work within their human survival limits to complete the task.
   团队必须在他们的人类生存极限内完成这项任务。