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汉语拼音：kuàng shí

1.含有有用矿物并有开采价值的岩石。

2.在无线电收音机上特指能做检波器的方铅矿、黄铁矿等。

1. 古代用以治病的针石。

   《管子·法法》：“故赦者，犇马之委轡；毋赦者，痤雎之矿石也。”

2. 含有有用矿物的岩石。

   清 马建忠 《富民说》：“今所弃矿石之次者与鑪冶之渣滓，满谷满山，取以分化，皆含金质。” 郑观应 《盛世危言·开矿》：“西国矿师……钻矿穴，取矿子，化矿石，验成色，其言精实，较有可凭。”

3. 特指在无线电收音机上能做检波器的方铅矿或黄铁矿等。

• The volume of Chinese ore imports has rapidly expanded and the price per metric ton is now about double the level of a year ago.

  中国的铁矿石进口量迅速增长，目前每吨铁矿石的价格大约是一年前水平的两倍。

• For all the uproar, Guinea's first iron ore mine is still at least four years away and Rusal continues to churn out bauxite.

  尽管吵闹声一片，但几内亚首座铁矿石矿上马仍至少需要4年时间，而俄铝仍将继续开采铝土矿。

• Ore minerals, colloform and microcrystalline apatites , are identified as francolite through X-ray diffraction analysis, with a fine .

  矿石矿物为胶状磷灰石和微晶磷灰石，经x-射线衍射物相分析，其种属为含碳氟磷灰石。

• The difference is actually quite easy to discern and it is why the mineral kingdom chooses to speak to it in a straight forward manner.

  这个区别事实上是非常容易来鉴别的，这也就是为什么矿石王国选择来将它直接讲出的缘故。

• But China has also expressed discomfort at being just a miner of the minerals, not a manufacturer of the high-tech products they go into.

  但中国也已表示，它对自己仅仅是稀土矿石的出产国、而不是使用稀土的那些高科技产品的生产国感到不快。

• Plants, minerals and a few animal or insect life were the only means with which to make dyes.

  植物、矿石、一些动物或者昆虫，只有这些有限的来源能做染料。

• Even if it does, China is hardly in a position to call the shots given its reliance on Australian iron ore.

  就算此项交易构成反竞争行为，鉴于其对澳大利亚铁矿石的依赖，中国对此也谈不上能够说了算。

• There was a place in ancient Greece called Magnesia and this place was a source of several useful mineral products back in ancient times.

  在古希腊有个叫Magnesia的地方，这里早在远古时期就盛产许多矿石。

• Their alter is by in large only a few minerals and small enough to travel in one large duffle bag around the world.

  他们的圣坛只有几块大矿石和小矿石，够装在大粗呢袋里旅行全世界。