您不能直接在内容中输入特殊字符。
You cannot typed special characters directly into your content.
大写键可以直接打印，键盘驱动程序可以对很多更为特殊的情况进行编码，但是其模型是相同的：按下一个键就代表输入某个特定的字符。
The key caps may be printed differently, and the keyboard driver may encode a few more special cases, but the model is the same: Press a key to type a specific character.
只要您允许用户输入自由文本，您就必须确保该文本不会包含会造成破坏的特殊字符。
Whenever you allow a user to type in free text, you must ensure that the text doesn't contain special characters that could cause harm.
这种方法对输入某些出现频率较高的特殊字符非常有效。
This approach to enter the special characters of some high frequency is very effective.
URI模板是一个字符串值，由文字字符序列和特殊的标记组成，可以将一系列输入值转换为一个URI。
A URI Template is a string value that includes a mixture of literal character sequences and specialized tokens that, when processed with a set of input values, yields a URI. For example.
因为相对于汉字和数字来说，特殊字符的输入毕竟要难一些。
Because the relative to Chinese characters and Numbers, special characters of the input is a little bit more difficult after all.
怎么输入特殊符号，单位符号，拼音，数字符号，希腊字母等。
How to input special symbols, unit symbols, alphabet, Numbers symbols, Greek letters and etc.
怎么输入特殊符号，单位符号，拼音，数字符号，希腊字母等。
How to input special symbols, unit symbols, alphabet, Numbers symbols, Greek letters and etc.
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