上下文变量方法在项目设置中易于使用。
The context variable approach is easy to use in the project setting.
属性“pattern”的值可以包含上下文变量。
The value of attribute "pattern" can contain context variables.
上下文变量工作的一个非常相似的手表主要区别。
Context variables work very similar to Watches with one main difference.
$_是另一个在不同上下文中有不同含义的特殊变量。
The $_ is another special variable that has different meanings in different contexts.
$_是另一个在不同上下文中有不同含义的特殊变量。
The $_ is another special variable that has different meanings in different contexts.
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