exit cone

例句：

1. 1.The exit cone is designed to guide the workers out of the building safely.
   出口锥体的设计是为了安全地引导工人离开建筑物。
2. 2.The exit cone was used to direct traffic around the construction site.
   出口锥体被用来指导交通绕开施工现场。
3. 3.The exit cone was a crucial part of the safety plan for the construction site.
   出口锥体是施工现场安全计划中至关重要的一部分。