diving
  潛水,跳水
  Dive v. i. [imp. & p. p. Dived colloq. Dove a relic of the AS. strong forms deáf, dofen; p. pr. & vb. n. Diving.]
  1. To plunge into water head foremost; to thrust the body under, or deeply into, water or other fluid.
     It is not that pearls fetch a high price because men have dived for them.   --Whately.
  Note: ☞ The colloquial form dove is common in the United States as an imperfect tense form.
     All [the walruses] dove down with a tremendous splash.   --Dr. Hayes.
     When closely pressed it [the loon] dove . . . and left the young bird sitting in the water.   --J. Burroughs.
  2. Fig.: To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.
  Div·ing a. That dives or is used or diving.
  Diving beetle Zool., any beetle of the family Dytiscidæ, which habitually lives under water; -- called also water tiger.
  Diving bell, a hollow inverted vessel, sometimes bell-shaped, in which men may descend and work under water, respiration being sustained by the compressed air at the top, by fresh air pumped in through a tube from above.
  Diving dress. See Submarine armor, under Submarine.
  Diving stone, a kind of jasper.
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  diving
       n 1: an athletic competition that involves diving into water
            [syn: diving event]
       2: a headlong plunge into water [syn: dive]