Within the query string you have a GString variable accessing the global context.

在查询字符串的内部有一个访问全局上下文的GString变量。

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I printed out a String of type GString and asked it to substitute the spot after the word "dig" with the value of ${lang}.

我们打印了一个GString类型的String，并要求将单词 “dig”后面的内容替换为 ${lang}的值。

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I printed out a String of type GString and asked it to substitute the spot after the word "dig" with the value of ${lang}.

我们打印了一个GString类型的String，并要求将单词 “dig”后面的内容替换为 ${lang}的值。

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