Under a cloud free sky, away from light pollution.

在无云的空下，远离光污染。

The idea is that of lightening or thunder appearing in a cloudless sky.

这个想法是在无云的空中出现闪电或雷声。

He had to turn back to a clear region and then fly around the cloud.

不得不返回一个无云的区域，然后绕着云层飞行。

Another day of the calm, cloudless kind, purple in the morning and evening.

又是平静无云的一， 早晨和傍晚呈紫色。

On a clear day the snow-covered peak dominates the Seattle skyline and it can be seen from all parts of the city.

在晴朗无云的日子，这座白雪覆顶的山峰就雄踞西雅图际线，从城市的各个角落都能瞥见它的身影。

The young moon was shining brightly in a cloudless winter sky, and its light was increased by a new-fallen snow.

冬夜，上无云，月牙的明亮清辉撒落大地。，刚下过雪，月光更为清冷亮丽。

The tradition goes like this: If the groundhogs see their shadows, meaning that it is a sunny day with no clouds, the prediction is there will be six more weeks of winter.

这个传统是这样的：如果土拨鼠冬眠出洞后，看到了地面上它们的影子，就意味着这是一个晴朗无云的日子，预测冬还会持续六周。

When dawn broke, Jon looked up into a cloudless sky and saw a speck moving through the blue. Ebben saw it too, and cursed, but Qhorin told him to be quiet. " Listen" .

亮后，琼望向无云的空，一个斑点在蓝幕上移动。伊班也发现了，禁不住咒骂，科林要静声，" 听。"

It is a world of red sandy deserts (hence its name--the Red Planet), cloudless skies, savage sandstorms, chasms wider than the Grand Canyon and at least one mountain more than twice as tall as Everest.

它是一个红色沙漠的世界（因而得名：红色行星），无云的空，凶猛的沙暴，比大峡谷还宽的裂缝，起码有一座山有珠穆朗玛峰的近两倍高。

Twilight deepened. The cloudless sky turned a deep purple, the color of an old bruise, then faded to black. The stars began to come out. A half-moon rose. Will was grateful for the light.

暮色渐沉，无云的空转为淤青般的深紫，然后没入黑幕。星星出来了，新月也升起。威尔暗自感谢星月的光辉。

Here he was, at the very moment of his betrothal—a moment for pure thoughts and cloudless hopes—pitchforked into a coil of scandal which raised all the special problems he would have preferred to let lie.

在这里，就在订婚的那一刻——一个纯洁的思想和无云的希望的时刻——干草分叉地陷入了丑闻的漩涡中， 这些丑闻提出了宁愿撒谎的所有特殊问题。

Sometimes they lounged at the steps of a church, and sometimes dallied among cypresses against a cloudless sky; sometimes they made love by a Renaissance well-head, and sometimes they wandered through the Campagna by the side of an ox-waggon.

这些画中人物有时候在教堂门口台阶上闲立，有时候在一片晴朗无云的碧空下的柏树丛中戏逐，有时候在有文艺复兴时期建筑风格的喷泉边调情，也有时候跟在牛车旁边走过意大利田野。