double-brace syntax 双括弧语法
You can go further and incorporate a parser to do syntax checking, brace-matching and region folding.
你也可以进一步合并一个解析器以实现语法检查、括号匹配和区域折叠。
The curly-brace notation (formally known as Expression Language or EL syntax) is better suited for times when the method call is embedded in another tag's attributes.
当在另一个标记的属性中调用方法时，大括号表示法(正式名称为表达式语言或el语法)更合适。
The syntax for a compound literal allows a brace-enclosed series of values to be used to initialize an automatic object of the appropriate type.
复合文字的语法允许用大括号括起来的一系列值来初始化适当类型的自动对象。
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