There, he met Professor John Bell, who was well-known for using deductive reasoning to diagnose diseases.(在那兒，他認識了約翰·貝爾教授，貝爾教授因使用演繹推理來診斷疾病而聞名于世。)

Okay, deductive or inductive?(好，演繹還是歸納？)

Distinguish between inductive and deductive reasoning.(區分歸納推理和演繹推理。)

A good deductive argument is sound if and only if it's both valid and has true premises.(一個好的演繹論點是完好的，如果且僅如果這些都有效，并且前提為真。)

To test whether children are capable of deductive reasoning.(測試孩子是否有演繹推理的能力。)

Which of these are deductive? My left or right. Right.(哪些是演繹的？我的左邊還是右邊。)

The result calculated by the deductive method is wrong.(用演繹法推算的結果是錯誤的。)

The application of law mainly uses deductive inference or syllogism inference.(法官適用法律中主要運用演繹推理或三段論推理。)

Deductive inference and non - deductive inference are often used in mathematical proof.(演繹推理和非演繹推理經常被運用到數學證明中。)

Okay now lets look at deductive argument first.(好現在我們首先來看看演繹論點。)