rough diamond

音标发音

He's not a rough diamond--a pearl-containing oyster of a rustic: he's a fierce, pitiless, wolfish man.
他不是一块粗糙的钻石——乡下人当中的一个含珠之蚌，而是一个凶恶的，无情的，像狼一样残忍的人。我从来不对他说，‘放开这个或那个敌人吧，因为伤害他们是不正大光明的，残酷的。’
He was a cult hero in Seville, where they had worked enormously hard to nurture a particularly rough diamond.
在塞维利亚，他是一个备受崇敬的英雄，他们费了很大的劲儿来打磨手中的这块难得的毛坯钻石。
He said I was like a rough diamond and I needed polishing.
他说我就像一块粗糙的钻石，需要磨光。

For decades,diamond merchants in Surat in western Gujarat state have imported rough stones, and exported them to the United States and Europe after they are cut and polished.

Rough diamond production for the period increased 8 percent to 800, 000 carats for the period.
FORBES: Harry Winston's Q3 Rough Diamond Sales Down 40%
Operating profit benefited from higher rough diamond prices and higher high-end jewelry and timepiece sales, the company said.
FORBES: Harry Winston Consolidated Sales Up 26%
Over that period sales from the Core Zone represented approximately 6 percent of world rough diamond supply by value.
FORBES: Harry Winston to Purchase Ekati Diamond Mine For $500 Million

a person who is kinder and more pleasant than they seem to be from their appearance and manner