diff --git a/PowerShell/Microsoft.PowerShell_profile.ps1 b/PowerShell/Microsoft.PowerShell_profile.ps1
index f205fa3..062e7da 100644
--- a/PowerShell/Microsoft.PowerShell_profile.ps1
+++ b/PowerShell/Microsoft.PowerShell_profile.ps1
@@ -19,6 +19,16 @@ Set-PSReadLineKeyHandler -Key UpArrow -Function HistorySearchBackward
 # 设置向下键为前向搜索历史纪录
 Set-PSReadLineKeyHandler -Key DownArrow -Function HistorySearchForward
 
+function pythons {
+    (8, 9, 10, 11, 12) | ForEach-Object {
+        if ($args.Count -eq 0) {
+            Invoke-Expression "python3.$_ -c 'import sys;print(sys.version)'"
+        } else {
+            Invoke-Expression "python3.$_ $args"
+        }
+    }
+}
+
 # 如果是 windows 平台 则执行 windows 下的配置
 
 if ($IsWindows) {