■ theory

不一定是普遍意义的“理论”（例如“相对论”、“剩余价值论”等），也可以是对某一具体事实的解释、猜测或对将来可能情况的估计，有时中文也可以译成“论”（如“亡国论”、“速胜论”之类），但有时译成“论”也不妥当。

• According to Foggo's lawyer, Bill Hundley, the Feds are operating on the theory that Foggo helped Wilkes get CIA contracts in return for Wilke's paying for vacation trips for Foggo. (Newsweek, June 5, 2006, p.33)据福戈的律师比尔·亨德利说，联邦当局的基本猜想，是认为福戈帮助了韦尔克斯取得联邦调查局的合同，以换取韦尔克斯为福戈的度假旅行付费。
• Classical scholar Ludwig Edelstein proposed that the oath was written by Pythagoreans, a theory that has been questioned due to the lack of evidence for a school of Pythagorean medicine. (Wikipedia, Hippocratic Oath)古典学者路德维希·埃德尔斯坦认为希波克拉底誓言是毕达戈拉斯派的人所写的，但是这个说法受到了质疑，因为没有证据能说明有那么一个毕达戈拉斯医学学派。

• indeed
• independence from
• independence from 与 independent of
• independent of
• individualism
• industry
• infamous
• infectious
• infer
• inflammable
• influence
• information
• in front of
• -ing
• ingenious
• ingenious, ingenuity 与 ingenuous
• ingenuity
• ingenuous
• inhabit
• inhabitable
• inhabitable 与 habitable
• inhuman
• inhuman 与 unhuman
• initiative
• in itself