What a cool and calm night.

多么凉爽、安宁的夜晚！

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There were few sights as beautiful as the calm ocean on a warm night.

很少有景色像温暖夜晚的平静大海那样美丽。

《柯林斯英汉双解大词典》

The sea is calm and the night is as bright as day.

大海平静，夜晚如白昼般明亮。

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But what shocked locals is that this happened on a calm January night, to a modern cruise liner bristling with the latest navigation equipment.

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To keep calm through the terrifying night, Adani did deep-breathing exercises that are part of his daily yoga regimen.

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The night was calm and beautiful.

WSJ: Training for the Big Wall | By Michael J. Ybarra