And making sure that folks have the opportunity and incentive to save for a home or college, for retirement or a rainy day is essential to that effort,".

VOA: standard.2009.09.05

What happens when it's a rainy day?

如果是下雨天会怎么样？

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

Now this is a rain gauge, and it's sitting on a roof of a building, and when the water falls into this gauge, it sends a signal to the logic unit of the computer, which immediately notifies the memory bank of the computer to seek out its instructions for a rainy day.

这是一个雨量测量器，安装在一个楼房的,屋顶上，当水流入到这个测量器，它就给计算机的逻辑部件发送一个信号，计算机立即通知内存条,为下雨天找出相应的指令。

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He spoke for almost two hours on a cold and rainy day, without a hat or overcoat.

VOA: special.2009.01.19