token bus line 令牌总线
Since only LINE tokens can occur in a body, the next other token that shows up will be part of a header — or a syntax error.
由于主体中只会出现LINE标记，所以出现下一个其他标记，表明这是标题部分——或者是一个语法错。
Note that the quotes are required only because some operating systems interpret the comma prematurely as a command-line token delimiter.
需要引号，那只是因为一些操作系统草率地将逗号解释为命令行标记定界符。
Each line in the file will contain a word and its synonyms separated by a space character or some other known token.
文件中的每一行将包含一个单词及其同义词，并且使用空格或其他一些已知的标记分隔。
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