An Unbiased View of Crystal

An Unbiased View of Crystal

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27Local economists have seemed into their crystal balls and noticed a thing rather horrible.当地的经济学者们已预测到将会出现棘手的问题。《柯林斯英汉双解大词典》

杂质、裂纹越少越好。质地好的水晶制品，应看不到星点状、云雾状和絮状分布的气液包裹体或组成玉石的颗粒。有裂纹、斑点，则属于次品。

水晶文化历史悠久，古人曾赋予它一串极富美感的雅称：水玉、水精、水碧、石英等。

Insert to phrase record Include to word checklist C2 [ U ] clear glass of extremely high quality, usually with its floor Reduce into delicate styles

根据美国已经了解的情况，统计局的专家和其他人口统计学家在他们的视野中提供了一个不可抗拒的水晶球。

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⑦、镀彩：运用类似电镀的手法在水晶表面以不同的色彩，层面较薄，经摩擦可划伤�?；出现划痕，由于镀彩经常位于底部，因此在镀彩底部经常采用其它对象附着，如生肖文镇。

As being a warm Answer cools or a saturated Option evaporates, particles draw close more than enough for chemical bonds to form. Crystals may also form from deposition straight from the fuel section. Liquid crystals possess particles oriented within an organized way, like sound crystals, still can easily move.

24I need to make my meaning crystal crystal clear.我想把我的意思解释得清清楚楚。《牛津词典》

多色�?无色水晶没有多色性。有色水晶有弱到强的多色�?表现为体色的不同深浅。

天然性是水晶观赏石的基本特性。通常整体造型水晶矿物不饰雕琢就具备很高的观赏价值，但是包裹体水晶观赏石经常需要适当打磨抛光，这样更方便观赏水晶内部的包裹体。

正常的水晶在生长时，多可以发现和柱形尖端棱线平行的生长纹（growth lines）。由于在地底、岩洞中的生长空间多狭窄，尤其在遇到地震时，或地壳变动时，甚至容易遭到其他矿石的挤压，常常会压迫产生不同的「晶面」。还有，当水晶还是在液态状的时候，常常也会包覆着其他的矿石、泥灰一起结晶成长，如金红石（稍后变成发晶）、火山泥灰（稍后变成幻影水晶）等等。所有的这些，都是「自然的一部分」，请不要视为「瑕疵」。

压电性：水晶晶体受到压力时会产生电荷；反之，受到电压作用时，晶体会产生频率很高的振动。水晶具有可使压力与电荷相互转移的性能，称压电性。

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