The reason for this increased cloud cover, it turns out, is the exceptionally large amount of microscopic marine plants.
事实证明，云量增加是大量的微型海洋植物导致的。
Many people have been fascinated about Venus for centuries because of its thick cloud cover—a so-called planet of mystery and all of that.
数世纪以来，许多人都对金星着迷，因为它有厚厚的云层覆盖——一颗所谓的神秘星球。
Dense cloud cover is dimly visible below the aurora.
在极光下方隐约可见密集的云层。
Unrelated to the cloud cover, a dull gray smoke plume appears east of Alaska.
接下来的内容与云层无关，在阿拉斯加以东有一片浅灰色的烟雾。
Modification of cloud cover scheme doesn't bring consistent improvement on SST.
云量方案的改进没有带来海温的一致改进。
One possibility is that it is being reflected back into space by changes in cloud cover.
一种可能是，因云量改变而反射回太空。
It was too late for a Friday attack and on Saturday there was excessive cloud cover.
如果是周五的话那就太晚了，而且当地周六会有大量云层覆盖。
TerraSAR-X is not affected by weather conditions, cloud cover or the absence of daylight.
TerraSAR-X不受云层遮盖或缼乏日光等天气影响。
Hole punch clouds: This picture taken of Rural West Virgina shows cloud cover to the top left.
穿洞云：这幅拍摄西弗吉尼亚乡村地区的图片展示了左上角覆盖上空的云层。
Cloud cover: UV radiation levels are highest under cloudless skies but even with cloud cover, they can be high.
云量：在晴朗无云的天空，紫外线辐射水平最高。但是，即使有云层，紫外线辐射水平也可以很高。
No moon would be visible ever, not because of the constant cloud cover, but because Venus has no companion.
在那里看不到月亮，并不是因为金星没有同伴。
In the north (right), the cloud cover is less uniform, with scattered clouds creating jagged peaks in the profile.
在北方(图中右侧)，云盖更加凌乱，云的散射使大气廓线中的峰值参差不齐。
With the high temperatures, there must be sufficient cloud cover to keep any water on the surface from boiling.
由于温度较高，必须有足够的云彩才能防止星球表面的水分不会出现沸腾。
These images show cloud cover (as measured in infrared energy) on top of a static true-color image of the land.
两幅图都在真彩色的地形底图上显示了云量（使用红外能量估算）。
This means more sunlight reaches the ocean surface - a runaway process that leads to more warming and less cloud cover.
这意味着海洋表面会照射到更多的阳光——这是一个失控的进程，导致气候愈加变暖而云层覆盖愈稀薄。
Other features visible in the image include a solid field of low cloud cover at the lower left corner of the image.
图像中的其他可见特征包括密布于左下角的低云。
Ships that spray minute water droplets into the sky could increase cloud cover and reflect sunlight away from the earth.
向天空喷洒微小水滴的船舶，它可以增加云层覆盖，使阳光反射远离地球。
The city light patterns are very clear, indicating that there was little cloud cover or haze in the region at the time.
而城市的光圈非常清晰，表示当时这块区域上空较少阴霾和云层。
This difference allows the satellite to capture a year-round sea ice record, despite cloud cover and months of polar night.
这种差别使得卫星能够获取整年的海冰记录，除非出现云层遮蔽或极夜的月份。
When it broke cloud cover at around 400ft, the pilots saw the ground and the runway and immediately took steps to avoid it.
当飞机在400英尺左右打破云层时，飞行员看到了地面和跑道，就立即采取措施来避免相撞。
A likely candidate is rising ultraviolet radiation as a result of either ozone depletion, or a change in the level of cloud cover.
一个可能的原因是臭氧耗竭或云层高度改变引起紫外线辐射增强。
The tendency for clouds to thin and cloud cover to reduce was more pronounced in this model than in any of the current global models.
云层变薄和云覆盖量减少的趋势在这个模型中比在其他的任何模型中都要显著的多。
Although the wind was still howling, the couple could hear airplanes flying somewhere over the cloud cover-one every 50 minutes or so.
虽然狂风仍在呼啸，夫妇俩却听见了飞机从云层之上穿过的声音，大概每50分钟就有一架。
Unrelated to the cloud cover, a dull gray smoke plume appears east of Alaska. The plume probably results from wildfires in Canada.
接下来的内容与云层无关，在阿拉斯加以东有一片浅灰色的烟雾。那可能是由发生在加拿大的野火造成的。
I was thirty-seven then, strapped in my seat as the huge 747 plunged through dense cloud cover on approach to the Hamburg airport.
37岁的我端坐在波音747客机上，庞大的机体穿过厚重的夹雨云层，俯身向汉堡机场降落。
Observer recordings of cloud cover from boats are often taken by sailors who are not specialists in the field, and can be very subjective.
船上观测员的云层记录往往由船员担任，而他们不是这一领域的专家，观测难免很主观。
The heavier cloud cover to the north and west of this circular pattern was likely a response to a low-pressure system and to jet stream dynamics.
圆形的云型中，北部和西部云量更多，这可能是由于低压系统和急流的作用。
Decadal and longer changes in sunspot activity impacting warming and cooling cloud cover patterns are now being recognized as an important factor.
太阳黑子活动的年代际和长期变化对升温和降温云层模式的影响现在已被确认为一个重要因素。
If the planet has an atmosphere like ours, it would need about 50 percent cloud cover to stay cool enough for liquid water to exist on the surface.
如果这颗行星有跟我们一样的大气层，就需要覆盖大约50%的云层来保持它足够凉，这样液态水才能在行星的表面存在。
If the planet has an atmosphere like ours, it would need about 50 percent cloud cover to stay cool enough for liquid water to exist on the surface.
如果这颗行星有跟我们一样的大气层，就需要覆盖大约50%的云层来保持它足够凉，这样液态水才能在行星的表面存在。
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