When the days grew long in the middle of summer, Lisa liked to go to the park and watch the clouds.

每到盛夏，白昼渐渐变长，丽莎就喜欢去公园看云。

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Clouds bracket the edges of the scene, but the dark blue waters of the Atlantic Ocean show in the middle, and above them, a rippling, brownish-yellow river of ash.

云层围绕着图像边缘，而在中部，大西洋深蓝色的海水映出了这股波纹状，有点像棕黄色河流的火山灰。

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As financial turmoil spreads and storm clouds gather over the entire world, many middle-aged Russians are feeling a familiar chill.

金融风暴仍在蔓延，全球上空乌云密布，许多中年俄国人感到一丝熟悉的凉意。

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(MOVIE SOUND) As the storm clouds gather for a titanic battle, a young man named Perseus is thrust into the middle.

VOA: standard.2010.04.08

One of these satellites, CloudSat, has given the first glimpses of the middle layer of clouds in the Earth's atmosphere.

ECONOMIST: Climatology

Gas clouds in the middle of the galaxy are, everyone agrees, partly ionised: radiation flying through has battered electrons off some of the atoms in the gas.

ECONOMIST: Here be serpents