如果字符而不是没有，删除字符字符代替。
If chars is given and not None, remove characters in chars instead.
使用诸如' '或 " " 等引号括起的标准字符来指定空格字符。
Standard characters in quotes such as ' ' or " " to specify a space character.
标准字符，例如空格字符
当字符串以ESC字符本身开始时(习惯上是针对硬件)，或者
When it is started by the ESC character itself (customarily just for hardware), or
中间两个字符可以是任何字符，但是只能是由两个字符组成。
The middle two characters can be anything, but there can be only two of them.
请注意继续字符(\)；该字符可允许代码运行到下一行。
Notice the continuation character (\); it allows the code to run to the next line.
这个字符串定义了查询字符串的前半段。
字符属性是理解并使用字符所必需的信息。
Character properties are information needed to understand and use a character.
如果第一个字符为单词字符，则在字符串中的第一个字符之前。
Before the first character in the string, if the first character is a word character.
正如我们看到的，一个字符就是一个单独的字符。
But a char we've seen, a character being a single character.
如果最后一个字符为单词字符，则在字符串中的最后一个字符之后。
After the last character in the string, if the last character is a word character.
原子是一个基本的数据，比如一个数字、字符串或者字符。
An atom is a basic piece of data, such as a number, string, or character.
如果您需要支持其他的字符集，您可以创建自己的字符集。
If you need support for other sets, you can create your own.
在单词字符和非单词字符之间，紧跟在单词字符之后。
Between a word character and a nonword character immediately after the word character.
每个值就是一个字符串或字符串数组。
英语不是多字节字符集，因此不能包含部分字符。
English is not a multi-byte character set, so it cannot contain partial characters.
有时我们需要你，用一些有实际意义的字符与其他字符隔开。
And then sometimes we'll see you need to escape even more useful characters.
因此，要在一个字符串后面附加上字符，必须对其进行拷贝。
可以将拥有部分字符的字符串数据称为不完整的字符串数据。
A string data that has a partial character can be called an incomplete string data.
你容易判断两个字符串包含同样的字符？
How do you tell whether two strings contain the same characters?
我找到的一些字符有铅笔字符、骷髅头字符和雪人字符。
Some that I have come across are pencil, skull-and-crossbones and snowman.
脱字符号将匹配字符串的开头。
多数字符串表示都将字符串连续地保存在内存中。
Most string representations store all their characters contiguously in memory.
中缀索引将匹配在字符串内任意位置的子字符串。
The infix index would match substrings anywhere within the string.
非字符数据隐式转换为字符串。
Noncharacter data is implicitly converted to a character string.
代表特殊字符的字符串使得代码看起来更清楚。
The strings that represent each of the special characters makes the code easier to read.
正则表达式是描述一组字符串的字符模式。
A regular expression is a pattern of characters that describes a set of strings.
使用规则字符串定义字符排序的顺序。
You use the rule string to define the order in which characters are sorted.
缺省分隔符为X'0 A '，此字符表示单个换行字符。
缺省分隔符为X'0 A '，此字符表示单个换行字符。
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