tympan

名词 n.
中文释义

英文释义

名词 n.
  1. A piece of cloth padding placed under the platen of a letterpress to distribute the pressure on the sheet being printed.
    — As the pressman returns the inkballs to the inkstone, the journeyman closes the frisket and tympan.
  2. The stretched membrane of a drum.
  3. A percussion instrument consisting of a hollow cylinder with such a membrane at each end.
  4. A tympanum.
  5. The tympanum of the ear.
    — But soon I grew used to these sounds, and then I understood as well as ever, that is to say fully one half of what won its way past my tympan.

词形变化

tympans plural

词源

From Medieval Latin tympanum.
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