股票报价小部件会遍历结果项，将包含两个 span 元素的 p 元素附加到由 id #quotes 标识的 div 元素中。
The stock quotes widget loops through the items and appends a p element that contains two span elements into the div element identified by the id #quotes.
Security：某一持有物的标识符(例如，股票名称)。
Security: Identifier for a holding (for example, the name of a stock).
业务标识符的例子包括产品代码，例如global Trade Identification Number (GTIN)，股票代号和条形码编号。
Examples include product codes, such as the Global Trade Identification number (GTIN), ticker symbols, and bar code Numbers.
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