That's what's called a Boolean expression named after literally a man named Boole.
这就是以Boolean这个人，的名字命名的布尔表达式。
In the checked build of your driver, ASSERT generates code to evaluate the Boolean expression.
在你驱动的检测创建中，ASSERT产生代码来评价布尔表达式。
This is to illustrate a new method used in reducing Boolean expression which contains random variables.
这里介绍一种对于任意变量逻辑函数的卡诺图表示及化简方案。
To use a table subquery, you need to use an SQL operator to combine the embedded query with a Boolean expression.
要使用表子查询，需要使用SQL操作符将嵌入式查询与布尔表达式组合在一起。
The constraint attribute contains a Boolean expression, which defines the condition to which the data is constrained.
constraint属性包含一个布尔表达式，它定义数据必须符合的条件。
Each link may be associated with a transition condition, which is a Boolean expression using values in the different containers of the process.
每个link可与一个转变条件相关联，这个条件是使用流程的不同容器中的值的布尔表达式。
However, without the square brackets the XQuery expression is a Boolean expression which always returns a Boolean value and never the empty sequence.
然而，如果不使用方括号，XQuery表达式就是一个总是返回boolean值的Boolean表达式，而不会返回空序列。
And now, if I'm touching mouse pointer, we saw that Boolean expression before, play sound meow, wait a couple of seconds, and then just keep checking.
现在，如果我们碰下鼠标指针，起初我们看到一个布尔表达式，播放猫叫的声音，等几秒钟，然后如刚才那样做检测。
You can control the thread on which you wish to stop, the frequency of suspension, and even define a Boolean expression that must be true before suspending.
您还可以控制您想要终止的线程，中断的频率，甚重定义在中断以后必须为真的逻辑表达式。
An event subscription contains a filter, which is a Boolean expression that evaluates to true for events it subscribes to and to false for all other events.
事件订阅包含筛选器，这是一个布尔表达式，对所订阅的事件求值为True，对其他所有事件求值为False。
Finally, we join these four Boolean product expressions together by addition, to create a single Boolean expression describing the truth table as a whole.
最后，为了建立一个单一的布尔表达式描述真值表作为一个整体，我们同这四个产品的布尔表达式一起此外。
Scratch This Boolean expression allows you to say to scratch if you are touching the mouse pointer, the little arrow, do something. How do we do something?
布尔表达式允许你告诉，当你触碰到鼠标指针，也就是小箭头，程序就相应地做一些事情？
As the name implies, each if-then rule consists of a Boolean expression that determines whether to execute one or multiple actions specified in the then clauses.
和其名称一样，每个if -then规则包含一个Boolean表达式，用于确定是否执行在then子句中指定的一个或多个操作。
The if statement supports an optional else clause that indicates a block of program statements that should be processed if the Boolean expression evaluates False.
if语句支持一个可选的else子句，指示当布尔表达式计算为False时应该处理的程序语句块。
Up to this point, you've seen how the if statement can be used to execute one of two blocks of program statements, depending on the value of a particular Boolean expression.
至此，已经看到了if语句可以如何用于根据一个特定布尔表达式的值，来执行两个程序语句块中的其中一个。
XPath provides primitives for moving around the XML tree, for selecting nodes according to name or by the use of a Boolean expression, and for applying functions to a sequence of nodes.
XPath支持在XML树中移动、根据节点名称或通过使用Boolean表达式选择节点以及对一系列节点应用函数。
This paper applies the characters of primes in the mathematical theory of Numbers transfers the symbolic computation into value computation and designs a tool of Boolean expression simplification.
运用数论理论中素数的性质和特点，将符号计算问题转化为数值计算问题，设计了一个布尔表达式化简工具。
To convert a Boolean expression to a gate circuit, evaluate the expression using standard order of operations: multiplication before addition, and operations within parentheses before anything else.
要转换一个布尔表示式成选通电路，评估表示使用操作标准顺序：传统的增殖加法和操作在括号之内且在别的之前。
To convert a gate circuit to a Boolean expression, label each gate output with a Boolean sub-expression corresponding to the gates' input signals, until a final expression is reached at the last gate.
要转换选通电路成一个布尔表示式，标记每个门的产品以对应于门的输入的一个布尔次级表示信号，直到最后一个表示信号到达最后门。
For example, when the actual value or the expression is a node-set, the final Boolean result is known as soon as a single member of the node-set is found.
例如，当实际值或表达式是一个节点集时，一旦找到节点集的一个成员时，就可以立即知道最终的布尔值结果。
These expressions must resolve to a Boolean value — a topic expression that evaluates to TRUE will continue to be processed, and an expression that evaluates to FALSE will not.
这些表达式必须求解一个布尔值——一个值为TRUE的表达式将继续被处理，值为FALSE的表达式则不被处理。
In an XPath expression, comparing a string and a Boolean function can yield unexpected results.
在XPath表达式中，比较字符串和Boolean函数会得到非预期的结果。
EvaluateAsBoolean is used to evaluate the expression to return a Boolean result.
evaluateAsBoolean用于对表达式求值以返回一个布尔结果。
Specialization based on expression context-especially void and Boolean context.
基于表达式上下文的特化——尤其是void和boolean上下文。
The arguments above specify an expression that yields a boolean value and a block of code that returns nothing (Unit), which is exactly what while expects.
上述语句指定了一个表达式，该表达式产生了一个布尔值和一个不返回任何结果的代码块（Unit），这正是while所期望的。
The XMLEXISTS is a Boolean function that takes an XPath expression as input and returns FALSE if the XPath expression returns an empty sequence and TRUE otherwise.
XMLEXISTS是一个Boolean函数，它接受一个XPath表达式作为输入；如果这个XPath表达式返回空序列，它会返回FALSE，否则返回TRUE。
The attribute value is an XPath expression that results in a Boolean after evaluation.
属性值是一个XPath表达式，表达式的计算结果必须是布尔值。
This expression can be as simple as a variable (as shown in Listing 2) or a method call (like getList()), or a complex expression that involves boolean logic or a ternary operator.
表达式可以简单到就是一个变量（如清单2 所示）或者是一个方法调用（例如getList()），亦或是包含布尔逻辑或三目运算符的复杂表达式。
An expression is defined as a series of one or more query terms joined by the Boolean operators and or or.
一个表达式就是一系列由布尔运算符and或or连接的一个或更多查询项。
For instance, you could use the code in Listing 14 to achieve an effect similar to that shown in Listing 13; this time, all CDs are iterated over, and a Boolean XPath expression is applied.
比如，可使用清单14中的代码来实现和清单13类似的效果，这一次在迭代全部CD的过程中使用了xpath布尔表达式。
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