The idea is to get the jump on him.想法是要胜过他。He was huddled with John trying to jump-start his car.他和约翰凑在一起，试着用跨接引线发动他的汽车。He let down the tailgate so the dog could jump out.他放下后背门，好让狗跳出来。...
The truth is, it would be dangerous to sit backrest easy.事实是,如果坐在那里不闻不问, 那才危险.Aluminum - alloy Wheelchair with Fold - down backrest.铝合金高级轮椅背部可折叠.Backrest adjustable as sit, lie, sleep style.靠背可任意调节为坐 、 躺 、 卧状态....