- in a way that is connected with the ideas and principles on which a particular subject is based, rather than with practice and experiment理论上的
- theoretically sound conclusions理论上无懈可击的结论
- These views were challenged both theoretically and empirically.这些观点在理论和经验上都受到挑战。
opposite experimentally (1), practically (2) - in a way that could possibly exist, happen or be true, although this is unlikely理论上存在的；假设的
- It is theoretically possible for him to overrule their decision, but highly unlikely.按理说他可以否定他们的决定，但是可能性很小。🔊🔊