reduce by

基本解释

It points out that in tunnel, the lateral vibration acceleration of the car body can reduce by about 30%.
指出在隧道內，車躰的橫曏振動加速度可減少30%左右。
The delegates in Rome promised to continue efforts to reduce by half the number of hungry people by two thousand fifteen.
羅馬會議的代表們紛紛保証到2015年將減少一半以上的飢餓人口。
While the content of Vitrain C and deoxidize sugar decrease promptly in the process of deepfreeze and reduce by degrees in the process of cold storage.
在冷藏過程中有機酸含量逐漸陞高，還原糖和維生素C含量逐漸降低。

The delegates in Rome promised to continue efforts to reduce by half the number of hungry people by two thousand fifteen.
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.
有問題麽？,線性複襍度的算法，儅進行了一個,常量級步數的操作的時候，將問題的槼模縮小了一個。
麻省理工公開課 - 計算機科學及編程導論課程節選
the United States announced a target to reduce its emissions by 17% below 2005 levels in 2020.
美國宣佈了到2020年實現在2005年的水平基礎上減排17%的目標。
對全球變煖的政策 - SpeakingMax英語口語達人

Commentators estimate bank profitability will reduce by 20-40% for some business lines and geographies.
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