情报来源：
https://www.microsoft.com/en-us/microsoft-365/blog/2021/10/01/its-easier-to-create-together-with-microsoft-365-and-office-2021/
短网址：
https://reurl.cc/xE106N
版面关系只节录部分段落
Office Home and Student 2021 is $149.99 USD and includes Word, Excel,
PowerPoint, OneNote, and Microsoft Teams for PC and Mac. Office Home and
Business 2021 is $249.99, comes with everything in Office Home and Student
2021, plus Outlook for PC and Mac and the rights to use the apps for business
purposes. You can buy Office 2021 from retailers worldwide and via
Microsoft.com starting October 5, 2021.
Both Microsoft 365 and Office 2021 run on Windows 11, Windows 10, and the
three most recent versions of macOS. Note that Office 2013 won’t be
supported on Windows 11, so now is the right time to upgrade to Microsoft 365
or Office 2021 if you’re planning to upgrade to Windows 11. Finally, to use
Microsoft 365 or Office 2021, both a Microsoft account and an internet
connection are required.
Office 2021 家用版为149.99美元，内含Word、Excel、PowerPoint、OneNote及Microsoft Teams。
Office 2021 家用及中小企业版为249.99美元，内含家用版所有内容及Outlook加强版。
发售时间为2021年10月5日。
Microsoft 365 及 Office 2021 可在 Windows 11、Windows 10 及 MacOS 上执行，
需具有Microsoft帐户及网络连线。
题外话：Office 2013 将无法在Windows 11上执行。
售价上与2019年版相同，以2019版来看预计售价为4790元及8790元，
功能面上没有太大的进化，但Excel的函数有新增更实用的Xlookup。