Benign paroxysmal positional vertigo (BPPV).
良性阵发性位置性眩晕(BPPV)。
Turn extra path portions into positional arguments.
将额外的路径部分转换为位置参数。
The sigil, $@, expands to all the (remaining) positional parameters.
特殊符号 $@展开为所有（其余）的位置参数。
The next block finds the dash arguments in the list of positional arguments.
下一个块查找位置参数列表中的dash参数。
So far, you've seen literal, positional, and two kinds of alternation operators.
到目前为止，已经介绍了字面值、位置和两种备选项操作符。
Here's another example that combines positional parameters and keyword arguments.
下面是另外一个综合了位置参数和关键字参数的例子。
In both the cases, however, the response is determined by the positional correspondence.
但是无论是哪种情况，响应都由位置对应关系决定。
That's a positional good at best, yet we devote a huge amount of time and money to it.
充其量这只能算位置商品，但我们却在那上面倾注了大量的时间和金钱。
The oltpqc code expects a positional parameter on the command line for the alarm threshold.
oltpqc代码需要从命令行中提供一个位置参数，用于表示警报阈值。
The getopt UNIX utility scans the positional parameters for the named arguments you specify.
UNIX实用程序getopt扫描位置参数以获得您指定的命名参数。
Without the two positional operators, user names of arbitrary length would erroneously be accepted.
如果没有两个位置操作符，则会错误地接受任意长度的用户名。
Note that the XML data model does not define a positional order among the attributes of an element.
注意，XML数据模型并不为一个元素的属性定义位置次序。
The point about positional goods—and of fashion and brands in general—is their relative attractiveness.
有关地位商品以及一般性的时尚和品牌的价值是它们的相对吸引力。
You can learn more about the positional syntax in any of the online manuals for gettext (see Resources).
您可以在任意一本gettext的联机手册中了解关于位置语法的更多信息(请参阅参考资料)。
As Fred Hirsch argued in his 1977 book, "The Social Limits to Growth", many good things in life are "positional".
就像佛瑞德·赫希在他1977年的书《增长的社会限制》中指出的那样：生活中的许多好东西是位置性的。
In general, most XML queries are not order sensitive. However, positional predicates are sometimes used in XML queries, like so.
一般来说，多数XML查询对顺序不敏感。
You can also create functions and methods with keyword-based arguments — a nice break from the standard positional arguments you see in PHP.
您还可以创建使用关键字作为参数的函数和方法 —这与 PHP中的标准位置参数迥然不同。
Matching these positional patterns is potentially very expensive, so it's worth handling the common case of a pattern like para [1] specially.
匹配这些位置模式可能非常耗时，所以值得特别处理类似模式(如para[1])的一般情况。
Two additional Hotchkiss-type 8mm machine guns were fitted in positional ball mountings on either side of the upper hull for self-defense.
两门8毫米口径的机关枪分别被安装在车身两侧的球型固定底座上，做自卫之用。
The positional errors of image mosaics of the lunar far side have been between one and ten kilometres (about 0.62 to 6.2 miles), Neumann said.
诺依曼博士称，月球背面图像拼接工作所允许的位置误差范围大约在1到10公里（合0.62到6.2英里）之间。
In addition to these examples above, MTK migrates procedures that utilize features like positional and named parameters, overloading, and recursion.
除了以上例子外，MTK还可以迁移使用了位置参数和命名参数、重载、递归之类的特性的过程。
Command-line arguments are also called positional parameters, because the position of an argument on the command line is usually semantically important.
命令行参数也称为位置参数(positional parameter)，因为某个参数在命令行上的位置通常在语义上非常重要。
As an example, Listing 2 can leverage the existence or non-existence of positional parameters to provide a helpful usage message if you specify no arguments.
例如，如果您未指定任何参数，则清单2可以利用位置参数的存在性或非存在性来提供有帮助的用法信息。
In the temperature regex, the beginning-of-line and end-of-line operators are two examples of zero-width assertions, or matches that are positional, not literal.
在温度regex中，行开头和行结尾操作符是两个零宽度断言示例，或者匹配位置而非文字。
Twenty two volunteers with healthy backs were scanned using a positional MRI machine, which allows patients the freedom to move - so they can sit or stand - during the test.
医院用定位核磁共振仪对22名拥有健康脊背的志愿者进行扫描。在扫描过程中，志愿者可以任意移动，坐着或是站着均可。
This simple approach can't be used for patterns that use positional predicates; for example chapter/para[last()], which only matches a para element if it is the last one in a chapter.
该简单方法不能用于使用位置谓词的模式；例如chapter/para[last()] ，它只匹配 para元素，如果该元素是某一章的最后一个元素。
When the instruction to the server is to resume, the failure of an individual operation does not affect execution of the remaining requests, and the positional correspondence is maintained.
如果要求服务器恢复，单个操作的失败不会影响剩余请求的处理，并仍然保持位置对应关系。
When the instruction to the server is to resume, the failure of an individual operation does not affect execution of the remaining requests, and the positional correspondence is maintained.
如果要求服务器恢复，单个操作的失败不会影响剩余请求的处理，并仍然保持位置对应关系。
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