1. The day was perfect for a picnic, with a cloudlessly blue sky overhead.
这天天气晴朗，适合野餐，头顶上是一片晴朗的蓝天。

2. She gazed up at the cloudlessly clear night sky, marveling at the millions of stars twinkling above.
她仰望着晴朗的夜空，惊叹着头顶上闪烁着的数以百万计的星星。

3. The desert stretched out before them, the sun beating down from a cloudlessly hot sky.
沙漠在他们面前延伸，太阳从晴朗的炎热天空中灼热地照射下来。

4. As they sailed across the ocean, the crew enjoyed days of cloudlessly sunny weather.
当他们航行穿过海洋时，船员们享受着晴朗的阳光明媚的日子。

5. The landscape was painted in shades of green and gold under a cloudlessly bright sun.
在明媚的阳光下，风景呈现出绿色和金色的色调。

6. The weather forecast predicted a week of cloudlessly clear skies, perfect for stargazing.
天气预报预测了一个晴空万里的一周，非常适合观星。