n.费力；艰难；忙乱

ADO is a set of libraries used to access data in Microsoft applications."
ADO是用于在Microsoft应用程序中访问数据的一组库。
In Visual Basic, we often use ADO to connect to a database and retrieve data.
在Visual Basic中，我们经常使用ADO来连接数据库并检索数据。
The ActiveX Data Objects (ADO) enable developers to work with different types of databases."
ActiveX数据对象(ADO)使开发者能够处理不同类型的数据库。
ADO simplifies the process of querying a database by providing a high-level interface."
ADO通过提供高级接口，简化了查询数据库的过程。
With ADO, you can easily manipulate data in a recordset, like adding, updating, or deleting records.
使用ADO，你可以轻松地操作记录集中的数据，如添加、更新或删除记录。
In ADO.NET, disconnected architecture allows working with data even when there's no active connection to the database.
在ADO.NET中，断开连接的架构允许在没有活动数据库连接的情况下处理数据。
Error handling in ADO is done using the 'On Error' statement and the 'Err' object."
ADO中的错误处理是使用'On Error'语句和'Err'对象完成的。
ADO supports various providers, such as ODBC, OLE DB, and SQL Server Native Client."
ADO支持多种提供者，如ODBC、OLE DB和SQL Server Native Client。
To establish a connection with a database using ADO, you need to specify the connection string.
使用ADO与数据库建立连接时，需要指定连接字符串。
ADO's Recordset object is a powerful tool for navigating through large datasets."
ADO的Recordset对象是浏览大型数据集的强大工具。