Any integer expression can be used as an index.
任意的一个整型表达式，都可以用来作为索引编号。
Figure 1: Parse tree for a single integer expression.
图1：单个整数表达式的解析树。
Picture of parse tree for a single integer expression.
单个整数表达式的解析树的图片。
If it returns an, the entire expression consists of a single integer, is valid, and the parser returns control to the calling application.
如果返回，则由单个整数构成的整个表达式都是有效的，解析器将控制返还给调用应用程序。
For example, in the previous expression, by putting both integer data items together (" Retailer type code "and" Retailer code "), the error message disappears.
例如，在前面的表达式中，把两个整数数据项(“Retailertypecode”和“Retailer code”)放在一起，错误消息就会消失了。
IntegerLiteral expects to immediately encounter an integer in the input stream, else the expression would be invalid.
integerLiteral希望在输入流中立即遇到一个整数，否则该表达式将无效。
An integer (or an expression that evaluates to an integer) that represents the index of the desired object in the series.
表示想要的对象在序列中的索引的整数(或计算出整数的表达式)。
Define the output result set to include an ID column of type integer that is derived from the node specified in the XQuery expression.
定义输出结果集，使之包括一个integer类型的id列，它由XQuery表达式中指定的节点派生而来。
Expression that evaluates either a string containing the name of an environment variable, or an integer corresponding to the numeric order of an environment string in the environment-string table.
表达式，计算为包含环境变量名称的字符串，或对应于环境字符串表中环境字符串的数字顺序的整数。
Valid operators are +, -, *, /. Each operand may be an integer or another expression.
有效的操作符是+，-，*，/，每一个操作数是一个整数或者是一个表达式。
The TOKEN statement contains a regex-like expression that describes what integer tokens look like.
TOKEN语句包含类似 regex 的表达式，该表达式描述了整数记号看起来象什么。
The interrelation between the stations is included by the model which is a nonlinear integer programming with logical expression.
模型中考虑了电厂间相互关联，从而得到含有逻辑表达式的非线性整数规划模型。
As you probably suspect, the integer conversion rank is used to define the rules for expression evaluation. Those rules are named the integer promotions and the usual arithmetic conversions.
就如你可能猜想的那样，整数转换优先级用于定义表达式求值的规则。这些规则叫做整型提升和常用算术转换。
Returns a supplied numeric expression rounded to the nearest integer.
返回所提供的舍入到最近整数的数值表达式。
If you in your expression used UL (said unsigned long integer), then you have a good starting point.
如果你在你的表达式中用到ul(表示无符号长整型)，那么你有了一个好的起点。
Each argument must be an expression that evaluates to a nonnegative integer.
每个参数必须是计算结果为非负整数的表达式。
Each argument must be an expression that evaluates to a nonnegative integer.
每个参数必须是计算结果为非负整数的表达式。
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