The limits of parameter test of AD effect on expanding commodity sales usually lead to lowering of efficiency.

用参数来检验广告促销效果的显著性，由于假设性限制难以满足，致使有效性下降。

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The group became a sales juggernaut in the commodity options business.

这个集团已经成为一个商品期权交易的销售巨头。

《柯林斯英汉双解大词典》

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.

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。

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The company has been profit-forecasting on a monthly basis for about 40 years, trying to predict components such as sales, commodity prices and exchange rates.

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Gross margins declined both sequentially and y-o-y, but it was about 150 basis points better than guidance as commodity costs declined and sales mix was better than anticipated.

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The stronger store sales were offset by higher commodity prices and legal costs.

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