登录
the act of stopping a planned event from happening or an order for something from being completed
取消, 撤销
an accident that occurs when two or more objects, often in motion, come into violent contact with each other, resulting in damage or destruction
碰撞, 冲撞
the act of postponing or putting off something that was scheduled or expected to happen at a particular time
延迟, 推迟
the process of doing something, often requiring effort, with a specific purpose or goal in mind
行动, 动作
suitcases, bags, etc. to keep one's clothes and other belongings while traveling
行李, 行李箱
a situation in which traffic is so heavily congested that movement is virtually impossible
交通拥堵, 交通堵塞
an imperfection, defect, or flaw in an object or machine that prevents it from functioning properly or effectively
缺陷, 瑕疵
to be filled with more people or things than is comfortable, safe, or desirable
人满为患, 过度拥挤
a collision or accident in which several vehicles or objects crash into each other in quick succession
连环撞击, 相撞事件
to cause a sudden loss of air or pressure in something, such as a tire or inflatable object
刺破, 穿孔
(American football) the player who stands behind the center, receives the ball, and often carries it during running plays
跑卫, 脚后跟
to get on a means of transportation such as a train, bus, aircraft, ship, etc.
登机, 上船
to personally be involved in and understand a particular situation, event, etc.
体验, 经历
to need or demand something as necessary for a particular purpose or situation
需要, 要求
