n. 全景, 全貌, 概论, 范围

Panorama \Pan`o*ra"ma\, n. [NL., fr. Gr. pa^s, pa^n, all + ?
that which is seen, a view, fr. ? to see. See {Pan-}, and
{Wary}.]
1. A complete view in every direction.

2. Hence: A comprehensive survey of a particular topic; also,
a broad view of the development of a series of events.
[PJC]

3. A picture presenting a view of objects in every direction,
as from a central point.

4. A picture representing scenes too extended to be beheld at
once, and so exhibited a part at a time, by being
unrolled, and made to pass continuously before the
spectator.