n.演绎，推论，推理，扣除(额)，减去(数)

原形：deduction复数：deductions

His deduction is unreasonable.
他的演绎不合理。
Eric arrived at the solution by a simple process of deduction.
埃里克通过一番简单的推理得出了解决问题的方法。
After deductions,my taxable income is $30,000.
除掉免税项目后，我的应税收入为3万美元。
**Deduction** is the process of reasoning from general principles to specific conclusions. **演绎**是从一般原则推断出特定结论的过程。
The detective made a series of logical **deductions** to solve the crime. **侦探**通过一系列逻辑演绎解决了犯罪案件。
Based on the evidence, we can make a reasonable **deduction** about what happened. **根据**证据，我们能对发生的事情作出合理的推断。
Tax **deductions** are reductions in taxable income that lower the amount of tax owed. **税收减免**是减少应纳税所得额，从而降低应缴税款的金额。
His failure to appear led us to the **deduction** that he wasn't interested. **他**未出现使我们推断出他并不感兴趣。
Through careful observation, scientists can make accurate **deductions** about animal behavior. **科学家**通过仔细观察，可以对动物行为作出准确的推断。
The principle of **deduction**, used by philosophers and mathematicians, is fundamental to logical thinking. **演绎法**，被哲学家和数学家所使用，是逻辑思维的基础。
Taking into account her skills and experience, we can safely make a **deduction** about her job performance. **考虑到**她的技能和经验，我们可以有把握地对她的工作表现作出推断。
The accountant applied several tax **deductions** to calculate the final amount payable. **会计**应用了几项税收减免来计算最终应付金额。
From the fact that all ravens observed are black, one might make the **deductive** leap that all ravens are black. **从**观察到的所有乌鸦都是黑色的事实出发，人们可能会作出所有乌鸦都是黑色的演绎推理。