单词：pendentives
(pendentive 的复数) n. 穹隅
plural of pendentive
n. The portion of a vault by means of which the square
space in the middle of a building is brought to an octagon or circle to
receive a cupola.
n. The part of a groined vault which is supported by, and
springs from, one pier or corbel.
n. The portion of a vault by means of which the square
space in the middle of a building is brought to an octagon or circle to
receive a cupola.
n. The part of a groined vault which is supported by, and
springs from, one pier or corbel.
pendentives的用法和样例：
例句
- Pendentives make possible support of the dome on a square framework of four huge equal arches resting on huge piers.穹隅尽可能地支撑着四个巨大的相等的拱形组成的正方形框架之上的圆屋顶，停留在巨大的墩上。