For one, school lunches are a low margin business.

其一，学校午餐是一桩利润微薄的差事。

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It is also much easier to get a high gross margin business profitable.

具有高毛利率的企业自然也更容易获利。

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That deal would see the Nasdaq in control of virtually all US listings, which is also a high margin business.

交易完成后，纳斯达克将事实上完全控制美国的上市业务，这也是一项高利润率业务。

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"You needed about a five percent operating margin in order to stay in business over the long haul, especially if you are in a community like this that is growing and you have to invest in new facilities from time to time, recruit new physicians to the area and hire staff."

VOA: standard.2010.02.25

AutoNation had no fundamentally better way to make money at this mature, highly competitive, low-margin business.

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One high-ranking chemicals executive told me the scenario is surprisingly rosy for this notoriously low-margin business.

FORBES: Shale Gas Sparks A U.S. Chemicals Renaissance

The Crowns picked a crowded, low-margin business, selling brand-name computers and parts, for their Tempe, Ariz.

FORBES: You want cables with that?