DICT.TW Dictionary Taiwan

 im·post /ˈɪmˌpost/
 稅款,關稅(vt.)決定關稅,分類課稅

 Im·post n.
 1. That which is imposed or levied; a tax, tribute, or duty; especially, a duty or tax laid by goverment on goods imported into a country.
    Even the ship money . . . Johnson could not pronounce to have been an unconstitutional impost.   --Macaulay.
 2. Arch. The top member of a pillar, pier, wall, etc., upon which the weight of an arch rests.
 Note: ☞ The impost is called continuous, if the moldings of the arch or architrave run down the jamb or pier without a break.
 Syn: -- Tribute; excise; custom; duty; tax.
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 impost
      n 1: money collected under a tariff [syn: customs, customs
           duty, custom]
      2: the lowest stone in an arch -- from which it springs [syn: springer]