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单词 lagrangian point
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Lagrangian point′, [Astron.]
  1. Astronomyone of five points in the orbital plane of two bodies orbiting about their common center of gravity at which another body of small mass can be in equilibrium.
  • 1960–65; named after J. Latin. Lagrange; see -ian

Collins Concise English Dictionary © HarperCollins Publishers::
Lagrangian point n
  1. one of five points in the plane of revolution of two bodies in orbit around their common centre of gravity, at which a third body of negligible mass can remain in equilibrium with respect to the other two bodies
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