一台大型计算机的即时存取存储器可容纳多达100000个“单词”——字母或数字字符的字符串——随时可用。

The instant access memory of a large computer may hold up to 100,000 "words"—string of alphabetic or numerical characters—ready for instant use.

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处理文本需要某种约定将字符转换为计算机实际可以处理的数字；这些约定叫做字符编码。

Handling text requires that there be some convention for converting characters into the Numbers computers actually handle; these conventions are called character encodings.

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请注意，虽然您可能倾向于向该域中键入，但那些字符中有许多字符都不容易映射到您计算机键盘上的键。

Note that while you may be inclined to type into that field, many of those characters do not easily map to keys on your computer keyboard.

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