A gale was blowing and the sea was choppy.

大风吹来，海面上碧波荡漾。

《柯林斯英汉双解大词典》

After 14 months of construction in Kiel, northern Germany, the huge sun-powered yacht was this month lowered into the choppy waters of the Baltic Sea.

经过14个月在德国北部的基尔的制造，这个巨大的太阳能游艇将在这个月缓慢进入波罗的海波涛汹涌的海域。

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The sea began getting choppy.

大海开始变得波涛起伏。

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He loves this place, its rock formations and the choppy sea that changes by the hour.

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On his desk, a choppy sea of reports and to-do lists.

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But that was soon under three feet of water as he waded ashore, a weary soldier still smelling his own vomit from a night in a close boat on a choppy sea, and whose kilt in the freezing water was floating prettily round him like a ballerina's skirt.

ECONOMIST: Bill Millin