它可能始于某个具体的焦虑：后门锁上了没有？
It may start with a concrete anxiety: Did I lock the back door?
该装置能有效的解决现有技术中自卸车后门锁闭不紧 的问题。
The device can efficiently solve the problem in the prior art that the rear door of the dump truck is not locked tightly.
Michael听见了钥匙打开后门锁的声音，他静悄悄地开了门，拿走了那把塑料钥匙，在办公室外走廊，加入了正在行进的一队囚犯当中。
Michael hears the sound of a key unlocking the rear door. He quietly opens the door, removes the plastic key, and joins a line of inmates walking as they file through the hall outside Pope's door.
应用推荐