資料來源 : Webster's Revised Unabridged Dictionary (1913)

Diving \Div"ing\, a.
   That dives or is used or diving.

   {Diving beetle} (Zo["o]l.), any beetle of the family
      {Dytiscid[ae]}, 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.

資料來源 : WordNet®

diving bell
     n : diving apparatus for underwater work; has an open bottom and
         is supplied with compressed air