We see the sky is blue, but down in the valley it's darker—it's like on a cloudy day.

我们看到天空是蓝色的，但山谷下面却很暗——就像阴天一样。

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Four of them walked under a cloudy sky and all ended up walking in circles, despite thinking they were going straight.

其中四人在多云的天空下行走最终全都绕着圈子，尽管他们思考着如何沿着直线走。

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The cloudy nights in July are dark； the sky is soft blue in the autumn； the spring days are restless with the south wind.

七月的阴夜是黑沉的；秋日的天空是浅蓝的，南风把春天吹得骀荡不宁。

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It was the name given to permanent, cloudy areas in the sky outside our solar system.

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The storied crystal is claimed to have been able to accurately map the location of the sun -- even in cloudy sky -- within 5 degrees.

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Its thunderous rise into a bright but cloudy morning sky over the Kennedy Space Center in Florida was watched by hundreds of thousands of spectators.

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There were few cars on the road, and the sky was cloudy, an ominous sight in a city that gets only seven inches of rain per year.

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