backed例句
I heard the engines revving as the lorries
backed and turned.
卡车倒车和掉头的时候，我听见发动机的轰鸣声。
The train
backed out of Adelaide Yard on to the Dublin-Belfast line.
火车倒出了阿德莱德调车场，开上了都柏林-贝尔法斯特线。
Traffic into London on the M11 was
backed up for several miles.
进入伦敦的车辆在11号高速公路上堵了好几英里。