rolling gate

例句：

1. 1. The rolling gate is a popular choice for privacy and security.
   滚动门是隐私和安全的首选。
2. 2.The rolling gate was designed to keep people out while allowing them in.
   滚动门的设计是为了既能阻止人们进入，又能让他们进入。
3. 3.The rolling gate was installed at the entrance of the house to provide additional security.
   在房子的入口处安装了滚动门以增加安全性。