n. 尖顶拱

[医] S形曲线

[ noun ]
front consisting of the conical head of a missile or rocket that protects the payload from heat during its passage through the atmosphere
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Ogive \O"give\, n. [F. ogive, OF. augive a pointed arch, LL.
augiva a double arch of two at right angles.] (Arch.)
The arch or rib which crosses a Gothic vault diagonally.