名詞 reduction:

1. the act of decreasing or reducing something
   同義詞：decrease, diminution, step-down
2. any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent
   同義詞：reducing
3. the act of reducing complexity
   同義詞：simplification

1. The reduction of unemployment should be paramount in the government's economic policy.
   降低失業(yè)率應是政府經(jīng)濟政策的頭等大事。
2. The development of the project was seriously impeded by a reduction in funds.
   由於基金削減工程進度嚴重受阻。
3. The talks resulted in reducing the number of missiles/missile reduction.
   談判結果削減了導彈數(shù)量。
4. The reduction of unemployment should be paramount.
   降低失業(yè)率應是頭等大事。
5. Let's compromise on a10 percent reduction in price on this shipment.
   讓我們來個折衷辦法，這批貨減價10％吧。
6. Production manager: Initiated quality control resulting in a reduction in working hours by20% while increasing productivity by25%.
   生產部經(jīng)理：引入質量控制，使工作時數(shù)減少了20％, 而生產力則提高了25％。
7. The act of laying down arms, especially the reduction or abolition of a nation's military forces and armaments.
   繳械，解除武裝放下武器的行為，尤指減少或取消國家的軍事力量和武裝
8. Can you give me a 5% reduction?
   你能給我打九五折嗎？

re.duc.tion

n.Abbr. red.（名詞）縮寫 red.
The act or process of reducing.
減少：減少的行為或過程
The result of reducing:
減少的結果：
例句：
a reduction in absenteeism.
缺席人數(shù)的減少

The amount by which something is lessened or diminished:
減少量：某物被縮短或減少的量：
例句：
a reduction of 2 percent in violent crime.
嚴重犯罪率下降2個百分點

Biology The first meiotic division, in which the chromosome number is reduced.Also called reduction division
【生物學】 減數(shù)分裂：細胞第一次染色體數(shù)目減少大減數(shù)分裂也作 reduction division
Chemistry
【化學】
A decrease in positive valence or an increase in negative valence by the gaining of electrons.
還原：通過獲得電子而造成正價電子減少和負價電子增多
A reaction in which hydrogen is combined with a compound.
氫化反應：氫與化合物結合的反應
A reaction in which oxygen is removed from a compound.
還原反應：把氧從化合物中分離的反應
Mathematics
【數(shù)學】
The canceling of common factors in the numerator and denominator of a fraction.
約分：削去分數(shù)中分子和分母的公約數(shù)
The converting of a fraction to its decimal equivalent.
分數(shù)化成小數(shù)：把分數(shù)寫成與之相等的小數(shù)
The converting of an expression or equation to its simplest form.
簡化方程式：把表達式或方程式化至最簡的形式

來源：
Middle English reduccion [restoration]
中古英語 reduccion [重新設立]
from Old French reduction
源自 古法語 reduction
from Latin reductiô reductiôn-
源自 拉丁語 reductiô reductiôn-
from reductus [past participle of] redôcere [to bring back] * see reduce
源自 reductus [] redôcere的過去分詞 [收回] *參見 reduce

【引伸】
reduc.tional
adj.（形容詞）