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。
It is possible that there is a definite relation between these paintings and the markings that sometimes accompany them.
有时,这种图画与墙壁上的刻痕共存,它们之间可能有一定的联系。