| 单词 | Planck length |
| 释义 | Planck length [`pläŋk ´leŋkth] PHYSICS The length √(Gh /2πc3) (where G is the gravitational constant, h is Planck's constant, and c is the speed of light) at which quantum fluctuations are believed to dominate the geometry of space-time; it is equal to 1.616 × 10-35 m. |
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