We are going to be installing several software packages that will require several hundred MB of free disk space and may take hours to download if you are using a dial-up Internet connection.
我们将安装几个软件包，这需要几百 MB 的空闲硬盘空间，而且如果使用拨号互联网连接的话，可能要花几小时下载。
You are going to be installing several software packages that will require several hundred MB of free disk space and may take hours to download if you are using a dial-up Internet connection.
我们将安装几个软件包，这需要几百mb的空闲硬盘空间，而且如果使用拨号互联网连接的话，可能要花几小时下载。
At least 20 MB of disk space to install the software components and examples covered.
至少20 mb可用硬盘空间，用来安装本教程涉及的软件组件和示例。
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