我最近在我的 Windows 7 机器上安装了 Windows6.1-KB2506143-x64，以便我可以使用 Powershell 3.0。在我运行更新并启动 Powershell 窗口后，它肯定是第 3 版。但是，似乎没有安装 Workflow 的东西。运行 Get-Module -ListAvailable 没有显示工作流内容：
ModuleType Name ExportedCommands
---------- ---- ----------------
Manifest BitsTransfer {Add-BitsFile, Remove-BitsTransfer, Complete-BitsTransfer, Get-BitsTr...
Manifest CimCmdlets {Get-CimAssociatedInstance, Get-CimClass, Get-CimInstance, Get-CimSes...
Script ISE {New-IseSnippet, Import-IseSnippet, Get-IseSnippet}
Manifest Microsoft.PowerShell.Diagnostics {Get-WinEvent, Get-Counter, Import-Counter, Export-Counter...}
Manifest Microsoft.PowerShell.Host {Start-Transcript, Stop-Transcript}
Manifest Microsoft.PowerShell.Management {Add-Content, Clear-Content, Clear-ItemProperty, Join-Path...}
Manifest Microsoft.PowerShell.Security {Get-Acl, Set-Acl, Get-PfxCertificate, Get-Credential...}
Manifest Microsoft.PowerShell.Utility {Format-List, Format-Custom, Format-Table, Format-Wide...}
Manifest Microsoft.WSMan.Management {Disable-WSManCredSSP, Enable-WSManCredSSP, Get-WSManCredSSP, Set-WSM...
Script PSDiagnostics {Disable-PSTrace, Disable-PSWSManCombinedTrace, Disable-WSManTrace, E...
Binary PSScheduledJob {New-JobTrigger, Add-JobTrigger, Remove-JobTrigger, Get-JobTrigger...}
Manifest TroubleshootingPack {Get-TroubleshootingPack, Invoke-TroubleshootingPack}
有任何想法吗？