gravitational
(a.)引力的,地球引力的,重力的
grav·i·ta·tion·al /-ʃnəl, ʃənḷ/ 形容詞
重力的
Grav·i·tation·al a. Physics Of or pertaining to the force of gravity; as, gravitational units.
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gravitational
adj : of or relating to or caused by gravitation [syn: gravitative]