| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024bra•chis•to•chrone (brə kis′tə krōn′),USA pronunciation n. [Mech.]- Mechanicsthe curve between two points that in the shortest time by a body moving under an external force without friction; the curve of quickest descent.
- Greek bráchisto(s) shortest (superlative of brachýs brachy-) + chrónos time
- 1765–75
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