(of a motor vehicle) in reverse gear so as to travel backwards
（机动车辆）倒档（为了倒车）
he put the Cadillac into reverse.
他把卡迪拉克车后倒。
hold a rifle with the butt upwards, typically as a drill movement at a military or state funeral
枪口朝下（枪把朝上，尤用作军葬或国葬的操枪动作）
(chiefly Brit.)make the recipient of a telephone call responsible for payment
(主英)由受话方付费
To turn and proceed in the opposite direction.
向相反方向运动：在相反的方向转动或推进