由于大量原材料，如用于装饰庙宇的半宝石石料、建造屋顶的木材和所有金属都需要进口，贸易变得至关重要。
Trading was important, as so many raw materials, the semiprecious stones for the decoration of the temples, timbers for roofs, and all metals, had to be imported.
他深知国际贸易的重要性，以及亚麻、大麻、沥青、皮草、兽皮和木材等物资出口所能获得的巨大潜在财富。
He understood well the importance of international trade and the potential wealth to be gained from the export of flax, hemp, pitch, furs, hides and timber.
其他重要的非洲出口商品是铁矿石和木材，其次还有锰、钴、铜和铬。
Other important African export commodities are iron ore and timber, followed by manganese, cobalt, copper and chromium.
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