1. 仰拱：invert 仰拱 | inverted 倒置的、颠倒的 | inverted arch 仰拱
2. 倒拱：invert 倒拱 | inverted arch 倒拱 | inverted capacity 吸收容量
3. 倒拱,仰拱：inverted arc lamp ==> 反向弧光灯 | inverted arch ==> 倒拱,仰拱 | inverted bandwidth ==> 逆带宽