Bun·sen burner /ˈbʌn(t)sən-/
  本生燈
  Bun·sen burn·er /ˈbən(t)sənˌbɝnɚ/ 名詞
  Bun·sen burn·er, Bun·sen's burn·er Chem., a kind of burner, invented by Professor Bunsen of Heidelberg, consisting of a straight tube, four or five inches in length, having small holes for the entrance of air at the bottom.  Illuminating gas being also admitted at the bottom, a mixture of gas and air is formed which burns at the top with a feebly luminous but intensely hot flame.
  ◄ ►
  bunsen burner
       n : a gas burner used in laboratories; has an air valve to
           regulate the mixture of gas and air [syn: bunsen, etna]