资料来源 : pyDict

严肃,严重,认真;引力,地球引力,重力

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

Gravity \Grav"i*ty\, n.; pl. {Gravities}. [L. gravitas, fr.
   gravis heavy; cf. F. gravit['e]. See {Grave}, a., {Grief}.]
   1. The state of having weight; beaviness; as, the gravity of
      lead.

   2. Sobriety of character or demeanor. ``Men of gravity and
      learning.'' --Shak.

资料来源 : WordNet®

gravity
     n 1: (physics) the force of attraction between all masses in the
          universe; especially the attraction of the earth's mass
          for bodies near its surface; "the more remote the body
          the less the gravity"; "the gravitation between two
          bodies is proportional to the product of their masses
          and inversely proportional to the square of the distance
          between them"; "gravitation cannot be held responsible
          for people falling in love"--Albert Einstein [syn: {gravitation},
           {gravitational attraction}, {gravitational force}]
     2: a manner that is serious and solemn [syn: {graveness}, {sobriety},
         {soberness}, {somberness}]
     3: a solemn and dignified feeling [syn: {solemnity}] [ant: {levity}]