短语词组短语Tugger Winch 拖带绞车green tugger 绿色卷扬机tugger operator 卷扬机操作工blue tugger 蓝色卷扬机air tugger 气动卷扬机;气动拖式卷扬机;充气浮体catwalk tugger 钻杆走道卷扬机red tugger 红色卷扬机tugger hoist 拖拉式卷扬机;拖式卷扬机manrider tugger 载人卷扬机 返回 tugger