This orthodox view of the universe is now being challenged by astronomers who believe that a heavy "rain" of gas is falling into many galaxies from the supposedly empty space around them.

这种正统的宇宙观现在正受到天文学家的挑战。天文学家认为，一场巨大的气体“雨”正从星系周围所谓的空无一物的空间落入许多星系中。

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It is windy now. I'm afraid it is going to rain soon.

现在刮风了。恐怕马上要下雨了。

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It is always raining, or about to rain, in the mountainous city; the only difference from ancient times is that now the fog, mixed with smog, obscures the tops of the skyscrapers.

这座山城时常下雨，要么就是雨雾蒙蒙。如今，这里与古代的唯一区别是，掩盖了摩天大楼屋顶的水汽参杂了今天的雾霾。

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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。

哈佛公开课 - 计算机科学课程节选

It is estimated that a fifth of Russia's wheat crop has now died due to the lack of rain in what is thought to be the country's worst drought for more than a century.

BBC: Russia mobilises 240,000 to fight deadly wildfires

Heavy rain means that the fighting is now more subdued and largely confined to the diamond-producing areas.

ECONOMIST: Sierra Leone

U.K. bookmaker Gala Coral Group now thinks it is more likely it won't rain during the opening ceremony than it will.

WSJ: As Games Open, Britons Excel at National Sport: Talking About Rain