Here, you're leaving a generous amount of space for the page footer to ensure that you're not drawing too close to the bottom margin (see Listing 7).

在这里，您将要为页面页脚留下大量的空间，以确保您的绘制不太接近底部边距(请参考清单7)。

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When people talk about the bottom line, they generally mean net profit margin — the money the company earns after paying all its expenses, interest, and taxes.

当人们谈论账本底线的时候，他们的意思通常是净利润率——扣除所有费用、利息和税金之后公司所赚的钱。

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On the vertical dimension, we distribute extra space in a ratio of (1, 4, 2) corresponding to (top margin, button itself, bottom margin).

在垂直方向上，按照与(上边距，按钮本身，下边距)对应的(1,4,2)的比例分配额外空间。

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None is a true bottom-line margin that relates profits to sales after deducting all costs, including the opportunity cost of equity capital.

FORBES: Are You Being Misled By Profit Margins?

Not exactly--Nortel was looking at shedding the low-margin bottom of its optical-components business, saving the jazziest lines for itself.

FORBES: Lighting up Nortel

It may not be long before the Nook business begins contributing to the bottom line, thanks to high-margin book downloads.

WSJ: HEARD ON THE STREET: Barnes & Noble Finds Nook in Book Market