Pictures of a Cloudless Sky.

万里无云的天空照片。

The stars were bright in a cloudless sky.

天空无云，群星灿烂。（定冠词表特指）

Seldom the moon shines in a cloudless sky.

霁月难逢,彩云易散.心比天高,身为下贱. 风流灵巧.

The sun blazes down from a cloudless sky.

太阳从没有云的天空中直射下来。

The sea was calm and the sun was shining in a cloudless sky

海面平静，阳光闪跃在一片无云的天空里。

It is a blazing hot expanse of rolling sand dunes under a cloudless sky.

万里无云的天空下，它是一片充满流沙的灼热区域。