可變variable;changeable
～參數(shù)variable parameter/～成本variable cost/ ～電壓 variable voltage/ ～電阻variable resistance /～匯率flexible exchange rate /～價格variable pricing;variable price;flexible price/～利率 variable interest rate /～利率抵押variable rate mortgage/～利率證券variable rate stock/～因素variable factor/～資本variable capital |