使 SUM - Microsoft
可以使用 简单的公式对) 一组单元格 (区域中的数字求和,但在处理多个数字时 ,sum 函数 更易于使用。 例如,=sum (a2:a6) 出现键入错误的可能性小于 =a2+a3+a4+a5+a6。 下面是使用两个单元格区域的公式: =sum (a2:a4,c2:c3) 对区域 a2:a4 和 c2:c3 中的数字求和。 可按 enter 获取总计 39787。
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Web Microsoft Teams 使 - Microsoft
Microsoft Teams Web アプリは、Chrome、Firefox、Internet Explorer を含むほとんどのデスクトップ ブラウザーで動作します。
Applies To: Microsoft Teams
FILTER - Microsoft
FILTER 函数将返回一个数组,如果该数组是公式的最终结果,则将溢出。 这意味着,当按“Enter”时,Excel 将动态创建相应大小的数组范围。如果支持数据位于 Excel 表格中,若使用结构化引用,则从数组范围中添加或删除数据时,数组将自动重设大小。 有关详细信息,请参阅关于溢出数组行为的此 ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
How reserved storage works in Windows - Microsoft Support
Learn how reserved storage works in Windows to conserve disk space for temporary files, caches, and other files.
Windows Solitaire - Microsoft
喜欢早期 Windows 版本中的免费 Solitaire 游戏吗?我们已将它们全部打包在一个便利的应用中,即 Microsoft Solitaire Collection。
Fix Bluetooth problems in Windows - Microsoft Support
Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.
Microsoft Edge
获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。
Fix problems with nearby sharing in Windows - Microsoft Support
If you’re having problems sharing by using nearby sharing, here are some things to try to get things working. For more info about nearby sharing and how to use it, see Share things with nearby devices in Windows.
Skype help & learning
Get help and learn how to use Skype with Microsoft's official support page.
Windows 10 update history - Microsoft Support
Learn more about updates for Windows 10, version 2004, including improvement and fixes, any known issues, and how to get the update.