first-ended first-out

例句：

1. 1.In the rush to finish the project, we need to ensure that tasks are first-in, first-out.
   在急于完成项目的过程中，我们需要确保任务是先到先得。
2. 2. The company's policy of first-in, first-out has been a major factor in its success.
   该公司的“先入先出”政策一直是其成功的关键因素。
3. 3. In the event of a fire, it is important to follow the first-in, first-out principle when evacuating.
   发生火灾时，遵循“先入先出”原则进行疏散是很重要的。