名词
中文翻译：空闲页
同义词：
['free space', 'free memory', 'unused space例句：1. The server has a lot of free space on its hard drive.（服务器的硬盘上有很多空闲空间。）']
例句：
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1. The server has a lot of free space on its hard drive.
服务器的硬盘上有很多空闲空间。
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2.We need to free up some free space on our hard drive.
我们需要在硬盘上释放一些空闲空间。
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3. The programmer was able to free up some free space in the program.
程序员能够为程序释放一些空闲空间。