1·This returns an object that holds the attributes as object properties.
这将把保存属性的对象作为对象属性返回。
2·The former method USES a single file to hold all of the E-mail, occasionally changing this to a system where a single file holds the mail for each folder.
前一种方法使用单个文件来保存所有的电子邮件，有时可能将其更改为一个系统，其中使用单个文件来保存每个文件夹的邮件。
3·The workspace holds all current projects under development as well as metadata used to manage the state of the various projects.
这个工作区保存所有的当前正在开发的项目，以及用于管理这些项目状态的元数据。
4·In contrast, a map container holds objects for which the order is not important; a value is extracted from the container by providing a key that locates the value of interest.
相比之下，映射容器则用于保存那些对顺序不是很敏感的对象；通过提供可以找到关系值的密钥，就可以从容器中提取值。
5·You can add an optional argument, a variable that holds the return code from the external program, such as 0 for success, which provides a better mechanism for debugging.
您可以添加可选的参数，即保存从外部程序返回的代码的变量，比如表示成功的 0，这为调试提供更好的机制。