核心词议：
adj. 理论上的；理论上存在的，假设的
theoretical 基本解释
adj. 理论的；推想的，假设的；空论的
速记方法
速记技巧 词源记忆法 直接源自晚期拉丁语的theoreticus，意为理论的；最初源自希腊语的theoretikos，意为与理论有关的。 谐音记忆法 谐音：四爷若太抠，四爷若太抠，就不会买理论的书籍。 词根词缀法 theory，理论，-ical，形容词后缀。theory，理论，-ical，形容词后缀。
知识扩展
重要短语
theoretical basis理论基础
theoretical foundation理论基础
theoretical model理论模型
theoretical value理论值
中文词源
theoretical 理论上的
theory,理论，-ical,形容词后缀。
中文词源： theoretical 理论上的 theory,理论，-ical,形容词后缀。 theoretical
精选例句
1、 It's a theoretical possibility.
这是理论上存在的可能性。
2、 The course is essentially theoretical in orientation.
该课程的目标基本上是理论性的。
1、 [C]One of the main theoretical home-security concerns is whether or not a given system is vulnerable to being blocked from working altogether.
家庭安全的主要理论担忧之一是，给定的系统是否容易被完全阻止工作。
1、 Before the 20th century, a handful of scientists had been interested in the theoretical relationship between greenhouse gases and climate change, but only the empirical evidence accumulated since the late 20th century established a clear connection between the burning of fossil fuels and a vastly accelerated rise in global temperatures.
在20世纪之前，少数科学家对温室气体和气候变化之间的理论关系感兴趣，但只有自20世纪后期以来积累的经验证据才建立了化石燃料燃烧与全球气温急剧加速上升之间的明确联系。
常见考点例句：
- It creates a theoretical accountability that could help punish perpetrators .
- 它理论上创造了法律责任，有助于惩戒犯罪者。
- She will likely give you an answer that is mostly theoretical .
- 她可能会给你一个趋于理论的答案。
- As you might guess , there are theoretical problems with this idea .
- 但是，这一投资理念在理论上会存在一些问题。
- But look beyond past glories and theoretical future drugs to see the dangers .
- 但是透过曾经的荣耀来看，理论上未来的制药仍有危险。
- Most propose theoretical solutions for the observation ; a few claim to find problems .
- 大多数文章从理论上提出解决方案，还有一些则声称发现了问题。
