最终结果是得到一个图形用户界面 (GUI)，其中显示有公司名称、股票代号和股价。
The end result will be a graphical user interface (GUI) that displays company names, their stock symbols, and stock prices.
最大的失误之一发生在去年，当时Facebook宣布了代号“灯塔（Beacon）”的计划，将其用户的在线购买信息发送给他们的朋友。
One of the biggest pitfalls came late last year, when Facebook announced an advertising program called Beacon that broadcast news of users' online purchases to their friends.
用户输入股票代号，并单击 Submit，浏览器就会显示 图 14 中所示的页面。
The user enters a stock symbol and clicks Submit, causing the browser to dispay the page shown in Figure 14.
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