文章关键:E-commerceis a transaction of buying or selling online. 

关键单词:E-commerce, trading, online trading, sales, management, purpose, foreign exchange

文章链接:https://en.m.wikipedia.org/wiki/E-commerce

文章关键:While mobile apps for online shopping abound, some consumers stillshop online through a computerrather than a tablet or smartphone, so we've uncovered several Internet browser extensions and other online tools for that style of shopping.

关键单词:Online shopping, computer shopping, shopping, tools, online, browser

文章链接:https://money.usnews.com/money/personal-finance/articles/2015/10/28/5-tools-to-turbocharge-your-online-shopping