notional
adjective formal uk/ˈnəʊ.ʃən.əl/ us/ˈnoʊ.ʃən.əl/
理论上的;概念上的
existing only as an idea, not as something real
Almost everyone will have to pay a higher tax bill than the notional amount suggested by the Treasury Secretary. 几乎每个人都必须支付超过财政部长提出的假定数额的税款。
Compare: imaginary