1. 電子商務(wù) electronic commerce

造句練習(xí)：在數(shù)字時代，電子商務(wù)在經(jīng)濟領(lǐng)域扮演著越來越重要的"作用。

參考答案：In digital era, electronic commerce plays an increasing role in the field of economy.

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2. 投資 investment

造句練習(xí)：按照國際慣例，在一個國家教育投資應(yīng)該占其國民生產(chǎn)總值的4%。

參考答案：In line with international convention, education investment in a country should account for 40 percent of Gross Domestic Product (GDP for short).

3. 購買力 purchasing power

造句練習(xí)：經(jīng)濟的發(fā)展使國民的購買力大幅提升，從而有更多的錢用于教育、旅游、日常開銷等。

參考答案：Economic growth brings citizens greater purchasing power which makes it available for them to cover education, travel，daily expenses and so forth.

4. 消費 v. consume ;n. consumption

造句練習(xí)：在人們生活水平大幅提高的今天，更要倡導(dǎo)理性消費。

參考練習(xí)：Today while living level are greatly advanced, rational consumption should be advocated even more.