A real-world voltage source has a very low, but non-zero output impedance: often much less than 1 ohm.

一个真正的世界电压源具 有非常低的，但不为零输出阻抗：通常远小于1 欧姆。

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The indoor relative humidity is now moderated so that it is always less than the variation outside, and often much less.

室内相对湿度变化总会比室外相对湿度变化小，有的变化小的很多。

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Often much less expensive to rent and maintain than traditional office space (because of the flexibility), and closer to participants' homes, co-working Spaces are still in their infancy.

正是由于这种灵活性，这通常比租传统的办公室便宜很多，也离参与者的住所更近。

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Inflation of retirement income is often much less then the inflation of expenses.

FORBES: Will You Have Enough to Retire?

Answer: Typically, the segments of the population who aren't online 24-7--and who, as it happens, are often much less well-off.

FORBES: Magazine Article

In cases where an individual beats the dueling investors, the price is often much less of a steal than it would have been.

FORBES: Are Distressed Homes Worth Buying?