The blue sky is beautiful today.

今天的蓝天真美。

The water in the lake reflects the blue sky.

湖水反映了蓝天。

The water reflects the blue sky above.

水面反映了上方的蓝天。

The placid waters of the river reflected the blue sky.

河水平静的，倒映着蓝天。

The blue sky and white clouds make people feel happy.

蓝天和白云让人心情愉快。

The white clouds look especially beautiful against the blue sky.

白云在蓝天的映衬下显得格外美丽。

I like to walk under the blue sky.

我喜欢在蓝天下散步。

We are having a picnic under the blue sky.

我们在蓝天下野餐。

The children are flying kites under the blue sky.

孩子们在蓝天下放风筝。

The autumn waters reflect the blue sky, creating a picturesque scene.

秋水映照着蓝天，景色如画。