Day 10 of 73

10 20 词

目录
01 documentation [dokjumen'teiʃ(ə)n] core

n.必备资料,证明文件; 文件记载,文件归档

I couldn't enter the country because I didn't have all the necessary documentation.

我不能入境是因为我的证明文件不齐备。

patent documentationan electronic documentation system
02 dynamic [dai'næmik] core

adj.动态的,发展变化的;充满活力的,精力充沛的n.相互作用的方式,动态,动力

It's difficult to set prices in such a dynamic market.

在这个瞬息万变的市场中制定价格是十分困难的。

The dynamic of the market demands constant change and adjustment.

市场要有活力,就需要不断地改变和调整。

03 economical [i:kə'nomikl] core

adj.经济的;节俭的,合算的

Buying in bulk is more economical than shopping for small quantities.

批量采购要比零买实惠很多。

be economical of one's time
04 economics [i:ke'nomiks] core

n.经济学;经济状况, 经济情况

The economics of the project are very encouraging.

这项工程的经济状况十分令人鼓舞。

market economicsmonetary economicspecuniary economicseconomics of commerce
05 economist [i'kɔnəmist] core

n.经济学家,经济专家

The economist is interested in the workings of the economy as a whole.

那位经济学者注意的是整个经济制度的作用。

business economist
06 economy [i'kɔnəmi] core

n.经济,经济情况,经济结构,经济体系

The last decade saw the emergence of a dynamic economy.

最近10年见证了经济增长的姿态。

The high interest rates helped to bolster up the economy.

高利率使经济更稳健。

pricing economystate-owned economytrue economy
07 efficiency [i'fiʃənsi] core

n.效率;提高效率的方法;功率

We can make big savings on fuel through greater efficiency.

我们可通过提高效率大量节省燃料。

Lack of planning is sapping the company's efficiency.

缺乏计划正在削弱公司的效率。

economical efficiencymanagement efficiencyprofit earning efficiency
08 efficient [i'fiʃənt] core

adj.效率高的;能胜任的,有能力的

They did the job quickly and efficiently.

他们迅速高效地完成了这项工作。

efficient marketefficient costumer response
09 electrical [i'lektrik(ə)l] core

adj.与电有关的,用电的

Quite recently man has succeeded in converting sunlight directly into electrical energy.

最近人们已经成功地把太阳光直接转化为电能。

electrical engineering
10 electronic [i,lek'trɔnik] core

adj.电子的,电子器件的

The company invested thousands in an electronic order-control system.

公司耗资数千元购买了一套电子订单管理系统。

electronic data interchangean electronic engineer
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