他经营的商品种类越多，赢利就越多。

The more goods he puts in, the better profits he earns.

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他们通过低买高卖赢利，但是他们的交易也在长期使得商品价格变得平缓。

They profited by buying at lower prices and selling at higher future higher prices, but their purchases and sales helped to even out commodity prices over time.

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商务是制造产品、买卖商品或提供某种服务的人、厂商、公司或其它组织通常以赢利为目的所从事的经营活动。

Business: a person, firm, company or other organization which makes or produces a product, buys and sells goods or provides some kind of service, usually for the purpose of making a profit.

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