空白的括号对代表空的列表。
括号对与可能组成部分替换模式的“子表达式”匹配。
Sets of parentheses match "subexpressions" that can potentially make up part of the replacement pattern.
汇编程序设计中，用项和括号对的组合所代表的一个或多个操作。
In assembler programming, one or more operation represented by a combination of terms and paired parentheses.
如果遗漏了空方括号对，这是一个编译器无法发现的错误，将导致程序在运行时出错。
If the empty bracket pair is omitted, it is an error, but an error that the compiler is unlikely to catch; the program may fail at run time.
每个嵌套的括号对，从左开始算起，每个左圆括号加一，放在下一个特殊的数字变量中。
Each nested set of parentheses, counting from the left, incrementing at each left parenthesis is placed in the next special, numerical variable. For example.
求值过程类似于手工计算：如果表达式中包含括号，先求嵌套最深的括号对中的子表达式的值。
The process of evaluation is similar to calculating by hand: while the expression contains parentheses, the subexpression inside the deepest nested pair of parentheses is evaluated.
如清单16 中所示，这些变量是在产生式中第一对花括号之间定义的。
These are defined between the first pair of braces in the production, as shown in Listing 16.
如果条目列表中只有一项，那么生成的JSON将没有方括号()，而您必须对其做一些特殊处理。
If the list of items has only one entry, then the JSON produced will not have square brackets () and you must do some special handling.
在前面的结果中，对这些记号的引用是用尖括号括起来的。
References to these tokens in the preceding productions are enclosed in angle brackets.
当对元素实体应用修饰符时，应该将元素实体括在括号里。
When applying a modifier to the element entity, you should enclose the element entity in parentheses.
RNG的缔造者认识到当人们在考虑对一个模式进行建模时，并不真正愿意花费时间考虑那些过多的尖括号。
The RNG creators recognised that when you're thinking about modeling a schema, you don't really want to waste time considering excess Angle brackets.
第二对括号调用函数。
当您调用一个没有参数的Groovy方法时，您必须使用一对空括号调用它，这使得Groovy可以分清一个属性访问和一个方法调用之间的区别。
When you invoke a Groovy method that has no parameters, you must call it with an empty set of parentheses, which allows Groovy to distinguish between a property access from a method call.
我可以解决这个终了问题，方法就是完全通过appointment日历的add方法的圆括号包装对appointment的创建，如清单7所示。
I can fix the finishing problem by wrapping the creation of the appointment entirely with the parentheses of the appointment calendar's add method, as shown Listing 7.
这个特性之所以出现在规范中，是因为OOXML并不是一个文档交换格式；而是对Microsoft以前的二进制格式的精确重复，只不过用尖括号括起来而已。
This feature is in the spec because OOXML is not a document interchange format; it's a careful, bit-for-bit, replication of Microsoft's historical binary formats, wrapped up in Angle brackets.
foreach命令对每个文件执行大括号里面的脚本。
The foreach command runs the script shown in curly braces for each file encountered.
对于一个地址或一个地址范围，可以在大括号{和}之间对命令进行分组，使这些命令只用于按范围选择的行。
Given an address or a range of addresses, you can group several commands between curly braces, {and}, to have these commands operate only on lines selected by the range.
大括号()则表明这是一个散列表，该散列表由一组名称和值对组成。
The curly braces () indicate a hash table, which is a set of name and value pairs.
最后，我们将所有代码放在一对圆括号中构成一个命令列表，然后使用与号将整个列表放到后台。
Finally, we put the whole lot in parentheses to make a command list and put the entire list in the background using an ampersand.
所以如果我没有，打这一对儿括号的话会怎么样呢？
So,what would have happened, had I failed to type that pair of parentheses?
要知道是哪一个，我们需要看看第二对方括号，这告诉我们设备仍然在工作。
To know which one, we need to look at the second pair of square brackets, which will tell us the device that still works.
找出嵌入最深的那对括号。
括号较多。 建议：对计划负责人（其中许多人从软件公司招募而来）和承揽大部分具体工作的私营承包商而言，此计划都是困难重重。
The scheme presents difficulties both for the people in charge, many of whom were recruited from software firms, and for the private contractors who are doing much of the work.
JSON对象是由一个“键：值”对格式构成的，对象的元素由逗号隔开，每个对象包含在一对大括号中。
JSON objects are constructed in a key: value pair format. The elements of the object are separated by commas, and each object is contained within curly braces .
只需要把绿色版块换成一对圆括号就可以了。
您可以通过在键/值对列表上加花括号来创建一个字典。
You create a dictionary in Vimscript by using curly braces around a list of key/value pairs.
如果要给注释赋值，在注释名后面的圆括号中以名值对的形式给出。
If values are to be supplied for the annotation, these are given as name-value pairs in parentheses following the annotation name.
首先，请注意括号：最高层次由两对括号组成：(\S) 前复杂的字符串。
Notice the parentheses first: the highest level consists of two pairs: a complicated bunch of stuff followed by (\s).
首先，请注意括号：最高层次由两对括号组成：(\S) 前复杂的字符串。
Notice the parentheses first: the highest level consists of two pairs: a complicated bunch of stuff followed by (\s).
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