It comes from Australia and can be seen in the bush just before complete darkness.

暮眼蝶来自澳大利亚，它总在天即将全黑下来之前出现在灌木丛中。

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It does not cost much to scrape it up, and the expense comes in moving costs from mine to market. Even so, Australia can produce iron ore for $25 a tonne.

开采成本本身不高，而且外部投资正在将成本从矿山转移到市场。即便如此，澳大利亚可以以每吨25澳元的价格成本生产铁矿石。

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Most of it comes from off the coast of Western Australia, and most of this, like the coal-seam gas, is destined for Asia.

这其中绝大多数出自澳大利亚西海岸，此地出产的煤层气等绝大多数产品都销往亚洲。

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When it comes to personal morality, Australia has moved away from the prudish censoriousness that was such a strong feature of national life until the early 1970s, and perhaps beyond.

BBC: Penny Wong: Australia's non-story of the week