He is not the first boss here to lose his temper and turn the air blue.

在这儿他不是第一个发脾气、骂脏话的老板。

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The air was crisp and clear and the sky was blue.

空气清新，天空碧蓝。

《牛津词典》

In spring, the sky is very blue, the cloud is white, and the air is fresh.

春天，天空很蓝，云是白的，空气是新鲜的。

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The inspectors are also focusing on commercial airlines Shaheen and Air Blue.

BBC: Pakistan begins new plane inspections after crash

But a clear, cloudless day-time sky is blue because molecules in the air scatter blue light from the sun more easily than they do red light.

BBC: rainbow

Next on his shopping list will likely be majority ownership in Sportsnet, an all-sports cable channel on which he can air his Blue Jays' games.

FORBES: The Lion in Winter