The city was established in 1580 on the Rio de la Plata, or "river of silver, " and its merchants grew rich not from ore but from trading beef, grain, and produce grown on the surrounding Pampas.

河流名称的意思是“银之河”。 而当地的商人发家致富的手段并不是靠矿石，而是靠出售牛肉，谷物，以及生长在周围草原上的农作物。

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The future for the other type of cargo ship-bulk carriers, which transport coal, iron ore, grain and so forth-is less rosy.

另一种形式货船的前景—运输煤，铁矿石，谷物等的散货船—就没有如此美好。

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The micro grain gold can be divided into primary ore and oxidized ore according to the different working performance.

根据矿石加工技术性能，可把微细粒金矿分为原生矿和氧化矿。

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The cargoes its ships carry encompass economically sensitive commodities like iron ore, coal, grain, and steel products.

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In the business of shipping dry-bulk cargoes, mostly iron ore, coal and grain, there is not even the hint of a silver lining to the cloud.

ECONOMIST: Shipping