Amortization
(重定向自Amortize)
Amortization (or amortisation) is the process of decreasing, or accounting for, an amount over a period. The word comes from Middle English amortisen to kill, alienate in mortmain, from Anglo-French amorteser, alteration of amortir, from Vulgar Latin admortire "to kill", from Latin ad- and mort-, "death".