资料来源 : pyDict

引力的,地球引力的,重力的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Gravitational \Grav`i*tation*al\, a. (Physics)
   Of or pertaining to the force of gravity; as, gravitational
   units.

资料来源 : WordNet®

gravitational
     adj : of or relating to or caused by gravitation [syn: {gravitative}]