decrease/diminish/lessen/reduce.导航词义：减少，降低

1. decrease:v. （使）减少，（使）变小.指变少或降低水平。

The local government has adopted effective measures to decrease unemployment.

当地政府已经采取有效措施减少失业人数。

Her temperature decreased.

她的体温下降了。

2. diminish:v. （使）减小，（使）降低.指大小、数量不断减小，也可引申为贬低某事物的重要性或价值。

The company planned to diminish the cost of production.

公司计划减少生产成本。

Water in the pond gradually diminished due to lack of rainfall.

由于缺少降雨，池塘里的水逐渐减少。

His comments were only said to diminish the importance of her discoveries.

他的评论就是为了贬低她的发现的重要性。

3. lessen:v. （使）变小，（使）减少.指程度、规模等减少，也可指降低某事物的可能性、影响等。

Her anxiety lessened while listening to the music.

听音乐的时候，她的焦虑减轻了。

Exercise lessens the risk of heart disease.

进行锻炼可降低患心脏病的风险。

The program has lessened the effects of car pollution.

该计划降低了汽车污染的影响。

4. reduce:v. 减少，减小.指降低价格、数量、规模等。

We should take measures to reduce the price.

我们应该采取各种措施来降低物价。

A plan to reduce crime was announced recently.

最近宣布了一项降低犯罪率的计划。

全部

1·The packets are measured to reduce waste.

测量包裹尺寸以减少浪费。《柯林斯英汉双解大词典》

2·The government is looking to reduce inflation.

政府正在力求降低通货膨胀率。《牛津词典》

3·These sunglasses are designed to reduce glare.

这些太阳镜是为减少刺眼的强光而设计的。《牛津词典》

4·He was advised to reduce his alcohol consumption.

他被劝告减少饮酒。《牛津词典》

5·The pistons are graphite-coated to reduce friction.

活塞表面涂有石墨以减少摩擦。《柯林斯英汉双解大词典》

6·They hope to reduce unit costs through extra sales.

他们希望通过额外销售降低单位成本。《柯林斯英汉双解大词典》

7·The government's primary concern is to reduce crime.

政府的头等大事是减少犯罪。《牛津词典》

8·The company must reduce costs to compete effectively.

公司要有效地参与竞争必须降低成本。《牛津词典》

9·They drew up and executed a plan to reduce fuel consumption.

他们制订并实施了一项降低燃料消耗的计划。《牛津词典》

10·We all need to look for ways to reduce our carbon footprint.

我们都需要寻找减少我们碳足迹的办法。《柯林斯英汉双解大词典》

减少

1·The packets are measured to reduce waste.

测量包裹尺寸以减少浪费。《柯林斯英汉双解大词典》

2·These sunglasses are designed to reduce glare.

这些太阳镜是为减少刺眼的强光而设计的。《牛津词典》

3·He was advised to reduce his alcohol consumption.

他被劝告减少饮酒。《牛津词典》

4·The pistons are graphite-coated to reduce friction.

活塞表面涂有石墨以减少摩擦。《柯林斯英汉双解大词典》

5·The government's primary concern is to reduce crime.

政府的头等大事是减少犯罪。《牛津词典》

降低

1·The government is looking to reduce inflation.

政府正在力求降低通货膨胀率。《牛津词典》

2·They hope to reduce unit costs through extra sales.

他们希望通过额外销售降低单位成本。《柯林斯英汉双解大词典》

3·The company must reduce costs to compete effectively.

公司要有效地参与竞争必须降低成本。《牛津词典》

4·They drew up and executed a plan to reduce fuel consumption.

他们制订并实施了一项降低燃料消耗的计划。《牛津词典》

5·They believed that controlling the money supply would reduce inflation.

他们相信控制货币供应量会降低通货膨胀。《柯林斯英汉双解大词典》

缩小

1·The government had retreated from its pledge to reduce class sizes.

政府已经改变了缩小班级规模的承诺。《牛津词典》

2·Reduce radius of synodical arc of tee.

缩小三通相贯区内拐角处圆弧半径。

3·As we advance this agenda, we can reduce the size and scope of the proliferation threat to our nation, our children, and future generations.

在我们推进这项议程时，我们能够缩小扩散对我国和我们的子孙后代构成威胁的规模和范围。

4·In addition, recommendations to reduce a project's scope or cancel a project that does not align with portfolio objectives and strategy should also be part of PPMS processes.

此外，缩小一个与合组合目标和策略不符的项目的范围或者取消该项目的建议也应当是项目组合管理系统过程的一部分。

5·Note: If your editor area is maximized, you cannot see this view until you reduce the size of the editor.

注意：如果编辑器区域被最大化，则无法看到此视图，除非您缩小编辑器的大小。

减低

1·These enhanced prudential measures for major financial firms are likely to reduce risk in the financial system and reduce any too big to fail distortions.

这些提高了的审慎措施将降低主要金融机构在金融系统中的风险，并减低了“大而不能倒”论调造成的扭曲。

2·If you are using certificates for client authentication, to reduce this risk, you should reduce the number of signers in the trust store to the minimum number possible.

如果您使用证书来对客户端进行身份验证，为了减低这种风险，您应该减少信任存储库中签署者的数量以尽可能减少证书数。

3·By that same logic, he speculated, if future policies reduce the average amount of salt in food, people might compensate by seeking out saltier foods - or by simply eating still more of everything.

同样的逻辑，他预测说假如以后按新政策减低了食物中食盐的平均含量的话，人们又会寻找更咸的食品来进行补偿——或者仅仅是吃更多的东西来补偿。

4·Ineffective scalability can reduce the popularity of the system considerably.

可伸缩性不佳会急剧减低系统的普及度。

5·It is thought to lower risks of heart disease, some cancers, diabetes and obesity, and it's known to reduce cholesterol, blood sugar and blood pressure.

它有助于避免心脏病、一些癌症和糖尿病的发生，同时在减低胆固醇、血糖和血压方面也有显著的效果。

压缩

1·This tutorial shows you how to reduce development time with a native XML database.

本教程说明了如何利用原生xml数据库压缩开发周期。

2·Market intelligence suggested that a number of euro-banks had begun to reduce their lending across a broad range of sectors, particularly overseas, they said.

他们称：“市场情报显示为数不少的欧元区银行已经开始压缩许多领域的放贷，最受影响的是海外借款人。”

3·Want to attack the low-end market, it is necessary to reduce production costs.

想要攻打低端市场，就要压缩生产成本。

4·Any business owner can choose to reduce profits in order to pay higher wages, create better working conditions, and enhance job training.

任何企业主都可以选择压缩利润来提高工资，创造更好的工作环境并促进岗位培训。

5·It can be applied to extract line spectra features and reduce the amount of data in noise and vibration spectra.

它适用于在噪声或振动谱上提取线谱特征和压缩数据量，是利用谱特征进行模式识别的有效预处理手段。

还原

1·How do we know that mag will reduce titanium tetrachloride?

我们如何知道，镁会还原四氯化钛？

2·These compounds are soluble in water, and contains the hemiacetal hydroxyl free, so in alkaline solution can reduce silver ions and copper ions.

这些化合物能溶于水，并含有游离的半缩醛羟基，所以在碱溶液中能还原银离子和铜离子。

3·Use the morphology principle to compensate and reduce the noise for the pick-up figure.

运用数学形态学原理，对提取数字进行还原补偿和噪声处理。

4·In principle, can reduce carbon dioxide to an alcohol.

原则上，氢可以还原二氧化碳生成酒精。

5·Sodium citrate was used as a complex catalyst for the titanium trichloride to reduce insoluble azo dyes and pigments in acetonitrile-alcohol-water system.

本文提出了在乙腈- 乙醇-水混合溶剂中以柠檬酸钠作络合剂， 三氯化钛还原非水溶性偶氮染料和颜料。

(1)reduce pollution降低污染

(1)reduce weight整形美容减肥

(1)reduce waste减少浪费

(1)reduce by减少了