deduction

deduction
noun
[mass noun]
  1. the action of deducting or subtracting something
    减除,扣除
    the dividend will be paid without deduction of tax.
    股息会免税发放。
    ■[count noun]an amount that is or may be deducted from something, especially from taxable income or tax to be paid
    扣除额
    tax deductions.
    扣税额。
  2. the inference of particular instances by reference to a general law or principle
    演绎推理。 常与 induction相对
    the detective must uncover the murderer by deduction from facts.
    侦探必须通过对事实的推理找出凶手。
    ■[count noun]a conclusion that has been deduced
    推演结论
语源
  1. late Middle English: from Latin deductio(n-), from the verb deducere (see deduce)
英语宝典
考试词汇表