decrease, diminish, lessen, reduce, dwindle

動(dòng)詞 reduce:

1. cut down on; make a reduction in
   同義詞：cut down, cut back, trim, trim down, trim back, cut, bring down
2. make less complex
3. bring to humbler or weaker state or condition
4. simplify the form of a mathematical equation of expression by substituting one term for another
5. lower in grade or rank or force somebody into an undignified situation
6. be the essential element
   同義詞：come down, boil down
7. reduce in size; reduce physically
   同義詞：shrink
8. lessen and make more modest
9. make smaller
   同義詞：scale down
10. to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons
    同義詞：deoxidize, deoxidise
11. narrow or limit
    同義詞：tighten
12. put down by force or intimidation
    同義詞：repress, quash, keep down, subdue, subjugate
13. undergo meiosis
14. reposition (a broken bone after surgery) back to its normal site
15. reduce in scope while retaining essential elements
    同義詞：abridge, foreshorten, abbreviate, shorten, cut, contract
16. be cooked until very little liquid is left
    同義詞：boil down, decoct, concentrate
17. cook until very little liquid is left
    同義詞：boil down, concentrate
18. lessen the strength or flavor of a solution or mixture
    同義詞：dilute, thin, thin out, cut
19. take off weight
    同義詞：melt off, lose weight, slim, slenderize, thin, slim down

1. The windows were tinted to reduce the glare.
   窗戶上涂上了淺色以減少?gòu)?qiáng)光。
2. The manager hasn't worked out a suitable action to reduce the domino effect.
   經(jīng)理還沒(méi)有想出一個(gè)適當(dāng)?shù)呐e措來(lái)減少多米諾效應(yīng)。
3. The government will be looking to reduce inflation by a further two per cent this year.
   政府力求今年把通貨膨脹率再減低百分之二。
4. Taking extra vitamins may reduce your liability to colds.
   多吃一些維生素會(huì)減少你得感冒的可能性。
5. The new government's prime task is to reduce the level of inflation.
   新政府的主要任務(wù)是減低通貨膨脹的水平。
6. They were reduced to begging or starving.
   他們窮得不行乞便挨餓。
7. He is trying to reduce the family's expenses.
   他正盡力減少家庭開(kāi)支。
8. He is reduced almost to a skeleton.
   他瘦得幾乎變成了一個(gè)骨頭架子。

re.duce

v.（動(dòng)詞）
re.duced,re.duc.ing,re.duc.es
v.tr.（及物動(dòng)詞）
To bring down, as in extent, amount, or degree; diminish.See Synonyms at decrease
縮減，減輕：減少，如在范圍、數(shù)量上或程度上減少；降低參見(jiàn) decrease
To bring to a humbler, weaker, difficult, or forced state or condition; especially:
使卑下，使薄弱：發(fā)展到一個(gè)更卑下、虛弱、困難或強(qiáng)迫的地位或狀態(tài)，特別是：
To gain control of; conquer:
控制，征服：取得對(duì)……的控制權(quán)；征服：
例句：
.a design to reduce them under absolute despotism.(Declaration of Independence)
.一個(gè)使他們淪落到極其專制統(tǒng)治下的計(jì)劃.(獨(dú)立宣言)

To subject to destruction:
攻陷，毀壞：遭到毀壞：
例句：
Enemy bombers reduced the city to rubble.
敵人的轟炸機(jī)把城市夷為平地

To weaken bodily:
衰弱：身體變虛弱：
例句：
was reduced almost to emaciation.
衰弱到近乎憔悴

To sap the spirit or mental energy of.
精神耗損：侵蝕……的精神或精力
To compel to desperate acts:
迫使：被迫做孤注一擲的舉動(dòng)：
例句：
The Depression reduced many to begging on street corners.
大蕭條使許多人淪落到街頭乞討

To lower in rank or grade; demote.See Synonyms at demote
降級(jí)：降低等級(jí)或銜位；降級(jí)參見(jiàn) demote
To powder or pulverize.
磨成粉：搗碎或碾碎
To thin (paint) with a solvent.
稀釋：用溶劑使（染料）變稀
To lower the price of:
降價(jià)：降低……的價(jià)格：
例句：
The store has drastically reduced winter coats.
商店對(duì)冬裝大減價(jià)

To put in order or arrange systematically:
有系統(tǒng)地整理：按順序或系統(tǒng)地安排或組織：
例句：
reduce a complex tax situation.
將復(fù)雜的稅務(wù)系統(tǒng)化

To separate into orderly components by analysis.
分析：通過(guò)分析分離成有序的成份
Chemistry
【化學(xué)】
To decrease the valence of (an atom) by adding electrons.
降低原子價(jià)：通過(guò)加入電子來(lái)減少（原子的）電子價(jià)
To remove oxygen from (a compound).
去氧：把（化合物）中的氧分離出去
To add hydrogen to (a compound).
加氫：在（化合物）中加氫
To change to a metallic state by removing nonmetallic constituents; smelt.
冶煉，提煉：通過(guò)除去非金屬成分而變成金屬狀態(tài)；熔煉
Mathematics To simplify the form of (an expression, such as a fraction) without changing the value.
【數(shù)學(xué)】 約分：在不改變值的情況下簡(jiǎn)化（表達(dá)式，如分?jǐn)?shù)的）形式
Medicine To restore (a fractured or displaced body part) to a normal condition or position.
【醫(yī)學(xué)】 使復(fù)原，使復(fù)位：使（身體骨折或脫臼的部分）恢復(fù)到正常的狀態(tài)或位置
v.intr.（不及物動(dòng)詞）
To become diminished.
變少
To lose weight, as by dieting.
減輕體重：如通過(guò)節(jié)食來(lái)減輕體重
Biology To undergo meiosis.
【生物學(xué)】 減數(shù)分裂

來(lái)源：
Middle English reducen [to bring back]
中古英語(yǔ) reducen [帶回]
from Old French reducier
源自 古法語(yǔ) reducier
from Latin redôcere
源自 拉丁語(yǔ) redôcere
re- [re-]
re- [前綴，表.回應(yīng)，后退.]
dôcere [to lead] * see deuk-
dôcere [引導(dǎo)] *參見(jiàn) deuk-

【引伸】
reduc.er
n.（名詞）
reduc.ibil.ity
n.（名詞）
reduc.ible
adj.（形容詞）
reduc.ibly
adv.（副詞）