/'lɒdʒɪk; `lɑdʒɪk/
n [U]
1 science of reasoning 逻辑学; 论理学.
2 particular method or system of reasoning 推理的方法或体系.
3 chain of reasoning (regarded as good or bad) 逻辑性, 条理性（合乎逻辑或不合逻辑）
*You have to accept the logic of his argument. 应该承认他的论据中有逻辑性.
4 ability to reason correctly 正确推理的能力; 逻辑思维的能力.
5 (computing 计)
(a) principles used in designing a computer （设计计算机的）逻辑.
(b) the circuit(s) involved in this 逻辑电路.

n
[Date: 1300-1400; Language: French;Origin: logique, from Latin logica, from Greek logike, from logos 'speech, word, reason']
[singular, U]
a way of thinking about something that seems correct and reasonable, or a set of sensible reasons for doing something
logic behind
　The logic behind this statement is faulty.
logic of
　What's the logic of your argument?
accept/follow/see sb's logic
　It's easy to understand his logic.
　There is a certain logic in their choice of architect.
commercial/industrial/economic logic
　Commercial logic has forced the two parts of the company closer together.
[U]
a formal method of reasoning, in which ideas are based on previous ideas
[U]technical
a set of choices that a computer uses to solve a problem