In the same way that you use the Screen Designer to graphically design and test your display files, you can use Report Designer to create and test your printer files.

您可以按照相同的方法来使用界面设计器来图像化地设计和测试显示的文件，您可以使用报告设计器来创建和测试您的打印机文件。

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While this code is specific to a Printer, it is oblivious to whether the test is for printing or initialization, or to whether Printer is the target of a method call or a parameter to a method.

虽然这段代码是针对Printer的，但无论测试的是打印还是初始化，无论printer是方法调用的目标还是方法参数，都没有关系。

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No printers are installed in your computer. You must install a printer before you can print a test page.

计算机没有安装任何打印机。您必须先安装打印机，才能打印测试页。

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The Replicator ships with a small plastic square its makers use to test the printer in order to make sure that everything is running well.

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He'd recently brought a 3D printer to play with at home, so thought this would be a "good way to test it out, " he recalls.

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