superelevation
n. 超高
发音
US
词形变化
superelevations
复数
superelevations
释义与例句
n.
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1.
The angle that a gun must be elevated above the line of its target to allow for the effect of gravity on the projectile.
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2.
The cant of a railway track; the difference in elevation (height) between its two edges, as on a curve.
词源
From super- + elevation.
来源：wiktionary