The module must include the head files exporting the objects when the module imports objects.

模块要导入对象时，必须包含导出这些对象的模块的头文件。

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When you're done, the head elements of your HTML files should look like Listing 2.

完成之后，HTML 文件的头部元素应该与清单 2 类似。

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For example, if you want to count only the words in the first five text files in the directory, you can use a pipe (|) to hook the wc and head commands together.

例如，如果您仅希望计算该目录下的前5个文本文件的单词数，那么可以使用竖线(|)将wc和head命令连接起来。

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Using a legitimate club head or even a photograph as a model, rapid-prototyping technology can spit out CAD files and create a master for a driver or iron head quickly and inexpensively.

WSJ: Psst��Wanna Buy a Counterfeit Golf Club? | Golf Journal by John Paul Newport

Regional prosecutors will head up the devolved operation, dealing with all files with the exception of some serious cases which will be sent to headquarters.

BBC: NEWS | UK | Northern Ireland | Prosecution service overhauled

Craig Livingstone, the head of the White House personnel office that collected the files, was placed on administrative leave Monday evening, pending a White House review of the file flap.

CNN: AllPolitics - FBI Files Mess