滚上滚下 Roll-on roll-off ; Roll-onroll-offRo-ro ; ro ; roll-on

滚上/滚下 RO/RO roll on /roll off ; RO

从山上滚下来 Fast Only Rolling Downhill

滚下来 roll down ; Rolling down

球滚下高塔 Ball rolling down a tower ; The ball rolled high tower ; Ball rolling towers

滚装船滚上滚下 roll onroll off

滚下头颅 Roll Some Heads

滚下来的窗口 roll down the window

滚下来你的窗口 roll down your window