By default, a top-level class is generated into a file with the same name as itself.

默认情况下，顶级类将生成一个与类名相同名称的文件。

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AopRemovals, which prevents calls to specified methods from being executed, is the new top-level class.

它阻止指定方法的调用被执行，是一个新的顶级类。

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The top-level class is DisplayObject, which Flex adds to the Stage object, or the universal display list, of Flash Player.

最顶层的类是 DisplayObject，Flex 将它添加到 Flash Player 的 Stage 对象或通用显示列表。

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I've had three world-class, top-level performances on the spin and I'm going in against Kessler with that in the bank.

BBC: Carl Froch's bout with Mikkel Kessler to defy ash cloud