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- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Cloud has a dominant influence on radiation. 云对辐射有决定性的作用。
- Clouds radiate sunlight back into space and also trap heat on earth. 云将阳光反射回太空并限制阳光对地球的热量。
- Influence of Cloud on Solar Ultraviolet Radiation. 云对太阳紫外辐射的影响。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- There are several kinds of cloud formations. 云层的构成方式有好几种。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- The couple seemed to be on cloud nine. 那对夫妇看上去极其幸福。
- The sun disappeared behind a cloud. 太阳消失在一片云后面。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- The wind dispersed the cloud from the sky. 风吹散了天上的云。
- He was on cloud nine after winning the competition. 他在比赛获胜後欣喜若狂。
- The banks of dark cloud promised rain. 天上片片乌云，就要下雨了。
- The dusk was a beautiful pink-peach-lavender color and the clouds radiated the rainbows of vibrations that were prevalent of the time. 黄昏是一种美丽的粉红-桃色-淡紫色色彩，在大部分时间里，云朵散发着振动的彩虹。
- The sun disappeared from view behind a cloud. 太阳被云遮住看不见了。
- Thick cloud blotted out the view. 云层把风景遮住了。
- A cloud of locusts hit the farm. 大群蝗虫袭击了那个农场。
- The earth's atmosphere filters out much of the sun's radiation. 地球大气层可以滤掉太阳的大部分射线。
- The decision will only cloud the issue. 这一决定只能使这一问题变得复杂起来。
- A cloud of smoke was suspended in the air. 一股烟云飘悬在天空中。
