He stood there, head back, framed against the blue sky.

他站在那里，头向后仰，衬托在蓝天下。

《牛津词典》

The snow-capped mountain stood out in sharp relief against the blue sky.

白雪覆盖的高山在蓝天的映衬下格外醒目。

《牛津词典》

A kite flies to the blue sky.

风筝飞向蓝天。

youdao

This was because all you could see was the very blue sky and the very hot sun.

VOA: special.2009.01.14

I think it was because people were overselling investments and saying, there's no limit to this investment but the blue sky above.

我想这是因为,当时人们过度宣传投资产品,并宣称,投资收益无止境,如头顶的蓝天那么遥远

耶鲁公开课 - 金融市场课程节选

The problem with the Blue Sky Laws was that they were each state done separately and it was hard for states to manage what were, basically, national businesses.

蓝天法的问题在于,各州的法律都是分开制定的,由各州政府去处理,然而全国性的问题却无从解决

耶鲁公开课 - 金融市场课程节选

Cotopaxi, with its white cone brilliant against the blue sky, he found the most beautiful of all.

NPR: Excerpt: 'Natives and Exotics'

"We are living in the lap of luxury here, " he said, gesturing to the blue sky and the magnificent city skyline.

BBC: Australia: Where the good life comes at a price

Maybe the most appropriate salute to the survivors came when the last flying Lancaster bomber trundled heavily through the blue sky over Green Park and dropped thousands of poppies.

WSJ: Bomber Command Memorial | They Were the Means of Victory | By Richard Holledge