| 1. | Terminal symbols are of three types
终端符号有三种类型： |
| 2. | Is a symbol that is a group of non - terminal and terminal symbols
:是一组非终端符号和终端符号组成的符号。 |
| 3. | In this example , result is the non - terminal symbol the rule describes
在这个例子中， result是规则描述的非终端符号。 |
| 4. | In the example , file is a non - terminal while name is a terminal symbol
在例子中， file是一个非终端标记而name是一个终端标记。 |
| 5. | Non - terminal symbol
非终端符号 |
| 6. | Components are various terminal and non - terminal symbols put together by the rule
Components是根据规则放在一起的不同的终端和非终端符号。 |
| 7. | Each yacc declaration part declares the names of both the terminal and non - terminal symbols tokens , and may also describe operator precedence and data types for various symbols
每个yacc声明段声明了终端符号和非终端符号（标记）的名称，还可能描述操作符优先级和针对不同符号的数据类型。 |
