invert gate

例句：

1. 1. The invert gate is used to redirect traffic around the construction site.
   倒置门用于将交通引向施工现场。
2. 2.The invert gate has a unique design that makes it easy to open and close.
   倒置门具有独特的设计，使其易于打开和关闭。
3. 3. The invert gate is an essential part of the security system at the airport.
   倒置门是机场安全系统的重要组成部分。