Meeting my uncle after all these years all these years was an unforgettable moment,one I willalways treasure.为什么用one?

问题描述:

Meeting my uncle after all these years all these years was an unforgettable moment,one I will
always treasure.为什么用one?

all these years 在文中是一个整体时间段,所以你看原文中用的是 was an,均为单数,所以这里用one.