announcement window的意思|示意

Once you set the Skylight to Mr Sky, you will get an announcement window asking if you want to add the Physical Sky map to the environment, just hit Yes.

一旦你设置完成，程序会问你是否要将物理天光贴图添加到环境中，单击Yes。

The measure is the R2 value obtained from a regression of securities' calendar-year returns on their four earnings-announcement "window" returns.

这项措施是从R2值在他们的四个证券'日历年回归得到的回报 盈余宣告的“窗口”的回报。