外表粗鲁而实际精明的人,不拘小节者,嘴恶心善者,粗中有细的人

a diamond in the rough的用法和样例：

例句

CVD diamond thick film is a pure diamond material with full polycrystallinity synthesized by chethecal va-por deposition method.It can be in a thick sheet form of freestanding.金刚石厚膜片是采用化学气相沉积的方法制备出来的一种金晶质多晶纯金刚石材料，其物理性能和天然金刚石非常接近，而化学性质则完全相同。
In this paper, the high performance of diamond film coated tools were expounded by testing the property of diamond film coating with SEM and comparision with natural diamond.用扫描电镜等方式检测金刚石镀膜的性能，并与天然金刚石的相关参数进行比较，阐明了金刚石涂层刀具的优异性能。

Diamond

Diamond “I love this woman!”----There’s a better way to do it, says the ad: Give her a diamond, or a 1) bunch of them, and she’ll love you back. Which makes me ask, “Why a diamond?” Why no

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There's a disturbing side to the diamond trade--- the traffic of conflict diamonds, otherwise known as blood diamonds. This is Freetown, the capital of Sierra Leone on the West African coast, a country still emerging from ten years of war. During tha

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It is biting me he said, I want it, in no matter which way I want it. It is my love; it is my love. If some days pass, I don't see any of diamonds, I just try to look at pictures of rough diamonds. If today you tell me there is no diamond(s) on Earth

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Miners in South Africa have found a white diamond about the size of a chicken egg. The diamond may be among the world's top 20 high-quality gems. It was discovered at the Cullinan mine, northeast of Pretoria. Petra Diamonds Limited chief executive sa

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