作为提示，安全页面可以很容易地通过浏览器右下角的锁(或其他等效标记)来识别。
As a reminder, secure pages are easily recognizable by a lock (or other equivalent) in the lower right hand corner of the browser.
通过保留字和其他特殊标记，程序员希望解析器会逐字地识别这些字并为其指派特定的意义。
By reserving words and other special tokens, the programmer promises that the parser will recognize these words literally, assigning a specific meaning to them.
当专用标记阅读器在手臂附近晃动，无线电信号就会激活微芯片传送识别码，从而调出电脑数据库中该客户信息。
If a special tag-reader is waved near the arm, a radio signal prompts the chip to transmit an identification number which is used to call up information about the wearer in a computer database.
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