The scope resolution operator should sit between the class name and the static property you wish to access.

范围解析操作符应位于类名和希望访问的静态属性之间。

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You can access a static property using the scope resolution operator, which consists of a double colon (: :).

可以使用范围解析操作符来访问静态属性，该操作符由双冒号(：)组成。

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To call a static method from outside of its class, use the class name together with the scope resolution operator and the name of the method.

要从类外部调用静态方法，可使用类名加上范围解析符和方法名。

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The two-wheeled bot is equipped with a low-resolution monochrome camera that feeds images back to the Operator Control Unit, and since it weighs just a single pound and fits in most cargo pockets, the whole platoon could carry their own in order to really scope out the next bend.

ENGADGET: Rugged Recon Scout invades enemy camp, snags video

Last week, Viacom threatened to pull the plug on Time Warner Cable's transmission of programs from 19 different networks unless the cable operator agreed to an increase affiliate fees, though a resolution appears to have transpired since then.

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