trolley wire guard

例句：

1. 1. The trolley wire guardis designed to prevent people from falling offthe moving vehicle.
   有轨电车防护栏杆的设计是为了防止人们从移动的车辆上摔下来。
2. 2. The trolley wireguard is a crucial safety feature on publictransportation vehicles.
   有轨电车防护栏杆是公共交通车辆上的一个至关重要的安全特性。
3. 3.The trolley wire guard is made ofhigh-quality steel and is resistant tocorrosion.
   有轨电车防护栏杆由高质量的钢材制成，具有抗腐蚀能力。