vaulting
 拱形圓頂,圓屋頂,跳(a.)跳的,跳過的,誇大的


 Vault v. t. [imp. & p. p. Vaulted; p. pr. & vb. n. Vaulting.]
 1. To form with a vault, or to cover with a vault; to give the shape of an arch to; to arch; as, to vault a roof; to vault a passage to a court.
    The shady arch that vaulted the broad green alley.   --Sir W. Scott.
 2.  To leap over; esp., to leap over by aid of the hands or a pole; as, to vault a fence.
    I will vault credit, and affect high pleasures.   --Webster (1623).


 Vault·ing, n.
 1. The act of constructing vaults; a vaulted construction.
 2. Act of one who vaults or leaps.

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 vaulting
      adj : revealing excessive self-confidence; reaching for the
            heights; "vaulting ambition" [syn: overreaching]
      n 1: (architecture) a vaulted structure; "arches and vaulting"
      2: a light leap by a horse in which both hind legs leave the
         ground before the forelegs come down [syn: curvet]