pneumatic door opener

例句：

1. 1. The pneumatic door opener is a convenient way to open the door without lifting heavy weights.
   气动门开启器是一种不费力就能打开门的便捷方式。
2. 2. The pneumatic door opener has been widely used in homes and offices due to its energy-saving and noise-reducing features.
   由于其节能和降噪特性，气动门开启器在家庭和办公室中得到了广泛应用。
3. 3. The pneumatic door opener can be easily programmed to control the opening and closing of doorsbased on specific needs.
   气动门开启器可以很容易地编程，根据特定需求控制门的开启和关闭。