reduce

听听怎么读

英 [rɪˈdju:s]

美 [rɪˈdus]

是什么意思

vt.

减少；缩小；使还原；使变弱

vi.

减少；节食；蒸发；（液体）浓缩变稠

变形

过去式：reduced过去分词：reduced现在分词：reducing第三人称单数：reduces

双语释义

v.(动词)

vt. 缩减,减少; 降低 make less in size, amount, price, degree, etc.
vi. 减轻体重,节食 lose weight intentionly; diet
vt. 降职 make sb lower in rank or status; demote sb
vt. 使…陷入某种状态或状况中 bring sb/sth into a specified state or condition
vt. 将…概括或简化 change sth to a more general or basic form
vt. 将…还原 remove oxygen from or add hydrogen or electrons to (a compound)

英英释义

reduce[ ri'dju:s, -'du:s ]

v.
- cut down on; make a reduction in
  "reduce your daily fat intake"
  同义词：cut downcut backtrimtrim downtrim backcutbring down
- make less complex
  "reduce a problem to a single question"
- bring to humbler or weaker state or condition
  "He reduced the population to slavery"
- simplify the form of a mathematical equation of expression by substituting one term for another
- lower in grade or rank or force somebody into an undignified situation
  "She reduced her niece to a servant"
- be the essential element
  同义词：come downboil down
- reduce in size; reduce physically
  同义词：shrink
- lessen and make more modest
  "reduce one's standard of living"
- make smaller
  "reduce an image"
  同义词：scale down
- 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
  同义词：deoxidizedeoxidise
- narrow or limit
  "reduce the influx of foreigners"
  同义词：tighten
- put down by force or intimidation
  同义词：repressquashkeep downsubduesubjugate
- undergo meiosis
  "The cells reduce"
- reposition (a broken bone after surgery) back to its normal site
- reduce in scope while retaining essential elements
  同义词：abridgeforeshortenabbreviateshortencutcontract
- be cooked until very little liquid is left
  "The sauce should reduce to one cup"
  同义词：boil downdecoctconcentrate
- cook until very little liquid is left
  "The cook reduced the sauce by boiling it for a long time"
  同义词：boil downconcentrate
- lessen the strength or flavor of a solution or mixture
  同义词：dilutethinthin outcut
- take off weight
  同义词：melt offlose weightslimslenderizethinslim down

学习怎么用

词汇搭配

用作动词 (v.)

～+名词

reduce a person to reason使人服理
reduce the city to a shambles使城市变成瓦砾
reduce the loss of blood to a minimum把失血减少到最低量
reduce the passage to half the number of words把这段字数减少到一半
reduce the size缩小体积

～+副词

reduce easily容易征服
reduce gradually逐步缩小
reduce greatly大大减少
reduce markedly明显地减少
reduce materially大为减少
reduce necessarily必要地减少
reduce sharply锐减

～+介词

reduce sth from...to把某物从…降至…
reduce in在…方面减少,在…方面降低
reduce in price削价
reduce oneself into陷入
reduce to使变成…,使陷入
reduce to despair陷入绝望
reduce to slavery沦为奴隶

词组短语

reduce pollution降低污染

reduce weight整形美容减肥

reduce waste减少浪费

reduce by减少了

同近义词辨析

diminish, decline, alleviate, decrease, reduce

这组词都有“减少，减轻”的意思，其区别是：

diminishv.指因为不断消耗，在数量方面缓慢减少，也指在素质或者价值的下降。

The supply of oil has diminished because of the war.由于战争石油的供应减少了。

decline v. (数目、价格、比率)下降；谢绝，婉言推辞；衰退，衰落。

Last year, the crime rate in Chicago has sharply declined.去年芝加哥的犯罪率明显下降。

He declined our invitation to dinner.他婉拒了我们请他吃饭的邀请。

alleviatev.在痛苦方面的减轻，缓和

The painkiller alleviated the pain.止疼药减缓了疼痛。

decreasev.指数量上的减少；力量或者强度的减弱。

The population decreased a lot last year.去年人口数量急剧下降。

reducev.指人为地使某物在数量或重量方面的减少或降低。

He reduced the amount of money they could spend.他缩减了他们的开销。

diminish, decline, decrease, reduce

这组词都有“减少”的意思，其区别是：

diminish v. (力量、势力)减弱，减少，强调由于某种原因而减少，这种减少可以造成能够为人们所察觉的后果或损失。

The need to take action has diminished.已经没有多少需要采取行动的必要性了。

decline v. (数量、数字、价格、比率)下降，下落。

Last year, the crime rate in Chicago has sharply declined.去年芝加哥的犯罪率明显下降。

decreasev.减少，减小，强调逐渐地下降或减少的过程。

reducev.是及物动词，指通过人为的方法在数量、规模、范围等方面减少，也可以指在地位、重要性方面降低等级。

He reduced his weight by 20 pounds by eating less and exercising.他通过节食和运动，体重减轻了20磅。

decrease, reduce

decrease 多表示逐渐缩小。如：The swelling decreased daily.(肿胀日渐消退。)

reduce 为常用词，使用范围较大，可指尺寸，数量，规模和程度等，也可指地位，经济状况。如：He won’t reduce the rent of the house.(他不愿降低房租。)

induce, deduce, reduce

这是一组形近易混词。

inducev.引诱，劝；引起，导致。

We couldn't induce the old lady to travel by air.我们无法劝说那位老太太坐飞机去。

deducev.推断，推理，演绎。

My friend becomes quiet when his girlfriend is angry with him; today he is quiet and so I deduce she is angry.我的朋友在他的女朋友生他的气的时候就会变得沉默，今天他很沉默，所以我推断她生气了。

reducev.减轻，减小；降低。

He reduced his weight by 20 pounds by eating less and exercising.他通过节食和运动，体重减轻了20磅。

diminish, dwindle, lessen, decrease, reduce

这组词都有“减少，变少”的意思，其区别是：

diminish侧重大小数量和重要性的不断减小，强调减小的部分。

dwindle与decrease同义，指逐渐减小，但强调变得越来越少终至全无。

lessen普通用词，与decrease近义。指数目、程度、价值、实力等的减少。

decrease指逐渐地、不断地减少。

reduce普通用词，含义广。指数量、程度的降低或减少。

双语例句

用作动词(v.)

The new government's prime task is to reduce the level of inflation.
新政府的主要任务是减低通货膨胀的水平。
We need to reduce our dependence on oil as a source of energy.
在能源方面,我们需减少对石油的依赖。
We must gradually reduce the wage gap.
我们要逐步缩小工资差距。
They were reduced to begging.
他们沦落到得要饭。
You need to reduce the equation to its simplest form.
你需要将这个方程式化为最简单形式。
Electrons from water involved in noncyclic photophosphorylation are used to reduce the added substance.
非循环光合磷酸化中由水提供的电子被用来还原产物。
In the case of very small strains, these derived bounds reduce known results for linear cases.
在微小变形下，所导出的界限还原成已知的线性情况下的相应结果。

权威例句

Agents that reduce work and information overload
Can the pharmaceutical industry reduce attrition rates?
Hive: a warehousing solution over a map-reduce framework
Can dietary beta-carotene materially reduce human cancer rates?
A surgical safety checklist to reduce morbidity and mortality in a global population.
A multifactorial intervention to reduce the risk of falling among elderly people living in the community
Perioperative Normothermia to Reduce the Incidence of Surgical-Wound Infection and Shorten Hospitalization — NEJM
Interleukin 10 (IL-10) and viral IL-10 strongly reduce antigen-specific human T cell proliferation by diminishing the antigen-presen...
Patterns of cancer incidence, mortality, and prevalence across five continents: defining priorities to reduce cancer disparities in ...
Peripherally administered antibodies against amyloid beta-peptide enter the central nervous system and reduce pathology in a mouse m...

同义词

zoom out weaken trail off tail off tail away shorten minish fall off deflate

反义词