vent gutter

例句：

1. 1. The car has a powerful engine that provides excellent ventilation.
   这辆车有一个强大的发动机，提供极好的通风。
2. 2. The factory uses exhaust gases to vent the waste heat from the machines.
   工厂使用废气排放机器的废热。
3. 3. The engineer designed a ventilation system that improves air quality in the building.
   工程师设计了一个通风系统，改善了建筑物的空气质量。