When my girlfriend rings me out of the blue, I'm in a good mood for the rest of the day.
我突然接到女朋友的电话,接下来的一整天我的心情都很好。
As the Commanding Officer explained later, one half of the station did not know what the other half was doing!
正如指挥官后来解释的那样,基地的这半边不知道那半边正在干什么!