1. 机车排障器：articulated locomotive 关节式机车 | rail guard, life guard, fender, cowcatcher, locomotive pilot 机车排障器 | car inspector 检车员

2. 广告：cowboy 牛仔 | cowcatcher 广告 | cower 畏缩

3. 排障器/广告：cowboy /牧童/牛郎/牛仔/ | cowcatcher /排障器/广告/ | cower /畏缩/退缩/抖缩/

noun

1. an inclined metal frame at the front of a locomotive to clear the track

Synonym: fenderbufferpilot