An opening, esp. in the wall of a building, for admission of light and air.

窗户。

The sash, shutter, or other framework which fills such a space.

窗框；百叶窗(等)。

Windowpane.

窗玻璃。

Anything resembling a window, as the transparent part of an envelope so that the address can be seen through it.

似窗物(如信封上之透明方格)。

A range of of wavelengths in the electromagnetic spectrum to which a planet's atmosphere is transparent.

大气窗(电磁频谱之一区，其幅射能穿透大气层直抵地球，如无线电层等)。

Launch window.

最佳发射时间。