Linear algorithms tend to be things where, at one pass-through, you reduce the problem by a constant amount by one. If you reduce it by two, 1 it's going to be the same thing.

有问题么？,线性复杂度的算法，当进行了一个,常量级步数的操作的时候，将问题的规模缩小了一个。

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the United States announced a target to reduce its emissions by 17% below 2005 levels in 2020.

美国宣布了到2020年实现在2005年的水平基础上减排17%的目标。

对全球变暖的政策 - SpeakingMax英语口语达人

Well, you can see you're going to be dividing not by a hundred here, but by a hundred times a hundred, so it's going to reduce this from .04 to .004.

你可以看出,这儿就不是除以100了,而是除以100*100了,这里就从0.04降到了0.004

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Now, figure in the fact that smoking is playing a role, physical activity is playing a role, still just changing fruit and vegetable consumption potentially could reduce heart disease worldwide by this much: stroke by 19% and some cancers by as much as 20%.

实际上吸烟和运动都对此有影响,即使将这些因素都考虑进去,仅仅改变水果和蔬菜的摄入量仍然能,在全球范围内减少这么多的心脏病得病率,中风减少19%而某些癌症减少达20%

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