蓝天的英文的缩写为blue sky。
双语例句：
1.他站在那里，头向后仰，衬托在蓝天下。
He stood there, head back, framed against the blue sky.
2.白雪覆盖的高山在蓝天的映衬下格外醒目。
The snow-capped mountain stood out in sharp relief against the blue sky.
蓝天的英文的缩写为blue sky。
双语例句：
1.他站在那里，头向后仰，衬托在蓝天下。
He stood there, head back, framed against the blue sky.
2.白雪覆盖的高山在蓝天的映衬下格外醒目。
The snow-capped mountain stood out in sharp relief against the blue sky.
