添加64位（64位）版本sqlite3.dll到包含可执行文件的文件夹。 确保你畅通的文件。您可以通过右键单击在Windows资源管理器解锁。在常规选项卡的右下角，你会看到一个解除阻止按钮。

Add the x64 (64 bit) version of sqlite3.dll to the folder that contains your executable file.
Make sure you unblocked the file. You can unblock it by right-clicking on it in the Windows Explorer. In the lower right corner of the General tab you should see an "Unblock" button.

您不能添加它作为参考，因为它不是一个.NET程序集。

You can't add it as a reference, because it isn't a .NET assembly.