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Secondly , mineral makeup is all natural and hypo-allergenic .

其次，矿物化妆品是纯天然和无刺激性的。

Its cause is unknown but possibly linked to subtle mineral deficiencies .

病因不明，但是很可能和稀有矿物质缺乏有关。

Yet australia 's dependence on coal and other mineral exports makes the government wary .

然而澳大利亚对煤炭和其它矿石出口的依赖使得澳政府非常谨慎。

The flats do not yield their mineral wealth very easily .

从盐沼中收获这种矿物财富并不是一件轻而易举的事情。

He and his colleagues have been experimenting with a mineral called iceland spar .

他和他的同事们一直在试验一种叫做冰洲石的矿物。