Therefore, this system can help to reduce the buying cost and increase the profit of the supermarkets.

该系统能有效地降低超市的采购成本，提高超市的盈利水平。

youdao

His parents said no, because with nine children of their own, buying presents for sick children would just cost too much.

他的父母拒绝了，因为他们自己有九个孩子，给生病的孩子买礼物太贵了。

youdao

The bar chart below shows the cost of buying three different photocopiers.

以下条形图显示购买三种不同复印机所需的费用。

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The U.S.military is buying more than 6,000 of the M-ATVs, at a cost of nearly a million and a half dollars each, including all their equipment, spare parts and transportation to Afghanistan.

VOA: standard.2009.11.02

So it's really the upfront cost to move to this, in terms of classroom space and developing pedagogy, and buying us top experiments.

因此搬到这种教室,才是最主要的花费，其中包括教室空间设置,开发教学模式，购买高级实验设备等。

麻省理工公开课 - 媒体、教育、市场课程节选

Access Industries had borrowed about 80% of the cost of buying Basell, and Basell had borrowed 100% of the cost of buying Lyondell.

ECONOMIST: Reliance bids for LyondellBasell

Compared to the cost of buying, the current cost of renting is quite low in most areas.

FORBES: Magazine Article

Not surprisingly, the least sophisticated investors are buying higher cost mutual funds which sport the highest management fees and sales commissions.

FORBES: Na?ve Investors Taken to the Cleaners