compass window

n.

弓形窗，半圆形凸窗；

SHAKESPEARE'S ‘COMPASS’D WINDOW
Mirrored compass with improved sighting window
"COMPASS WINDOW": "CAMPASS CEILING"
"COMPASS WINDOW": "CAMPASS CEILING"
"COMPASS WINDOW": "COMPASS CEILING"
Silverlight for Windows Embedded Digital Compass Demo
Hardening WindowsNT Compass Security V0.96 June 10th, 2002
On the functional window of the avian compass
A Window on the ‘New’ Sociology of Childhood
Teaching and Learning Guide for: A Window on the ‘New’ Sociology of Childhood