curvature
curvature 英 [ˈkɜ:vətʃə(r)] 美 [ˈkɜrvətʃə(r)]
n. 弯曲，[数] 曲率
名词复数:curvatures
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- n. 弯曲，[数] 曲率
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1. The hyperbolic surface, which has so-called negative curvature because its surface curves up and down at the same time, like a saddle, just might represent the shape of the universe.
双曲表面，即通常所称的负曲率，因为它的表面曲线同时有的向上和有的向下，像一个马鞍，也许这样就可以代表宇宙的形状。
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2. Then, with a few assumptions about the curvature and contents of the universe, they can reconstruct the positions of those objects from redshifts.
然后，通过一些关于宇宙曲率和内容的假设，科学家们能够重建这些物体的位置。
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3. Matter, energy and dark energy all produce curvature in space-time, however.
而事实上，物质、能量和暗能量在时空中都会产生弯曲。
- curvature (n.) 1660s, from Latin curvatura "a bending," from curvatus, past participle of curvare "to bend," from PIE root *sker- (2) "to turn, bend." In non-Euclidian geometry, from 1873.
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