2022年MPA考研英语每日一练之英语单词（8月28日）

1、expel /ɪkˈspel/

expel是动词，意为”把…开除，把…驱逐出境”，也可指“把某物排除或喷出”。

More than five-thousand secondary school students have been expelled for cheating.

5,000多名中学生因为作弊被开除。

They were told at first that they should simply expel the refugees.

一开始有人告诉他们应该直接将那些难民驱逐出境。

The well expelled great quantities of gas.

那口井喷出了大量天然气。

2、expend /ɪkˈspend/

expend是及物动词，意为“花费，消耗”。

You expend so much effort for so little return.

你费了那么大功夫，回报却这么微不足道。

Manufacturers have expended a lot of time and effort trying to improve computer security.

制造商花费了大量的时间和精力试图提高计算机的安全性。

A great deal of time and money has been expended on creating a pleasant office atmosphere.

为创造舒心的办公环境已花费了大量的时间和金钱。

3、expenditure /ɪkˈspendɪtʃə/

expenditure是名词，意为“开支，花费”，也可指某物的“消耗”。

Policies of tax reduction must lead to reduced public expenditure.

减税政策必然导致公共支出的削减。

The budget provided for a total expenditure of £27 billion.

预算案规定支出总额为 270 亿英镑。

The expenditure of effort on this project has been enormous.

已经在这项工程上付出了重大的努力。

4、experiment /ɪkˈsperɪmənt/

experiment作名词和动词都可以，意为“实验，试用”。

The astronauts are conducting a series of experiments to learn more about how the body adapts to weightlessness.

那些宇航员正在进行一系列实验，以更多地了解身体如何适应失重状态。

Some people believe that experiments on animals should be banned.

有些人认为应该禁止拿动物做实验。

Experimenting on mice can give us an idea of the effect of the disease in humans.

在老鼠身上做实验可以使我们了解这种疾病对人类的影响。

The school is experimenting with new teaching methods.

这间学校正在尝试新的教学法。

5、expertise /ˌekspɜːˈtiːz/

expertise是不可数名词，意为“专门知识，专业技能”，后面可以接介词in。

His expertise was not equal to the task.

他的知识技能不能适应那项工作的要求。

The problem is that most local authorities lack the expertise to deal sensibly in this market.

问题是大多数地方政府都缺乏合理应对这个市场的专门知识。

They have considerable expertise in dealing with oil spills.

他们在解决溢油问题方面非常在行。

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