/ˈi:vn ||; ˈivən/adv1 used for emphasizing sth that is surprising （用以强调，表示惊诧）就算，连，甚至: It isn't very warm here even in summer. 就算到了夏天，这里也不怎么暖和。He didn't even open the letter. 他连信也不拆。
2 even more, less, bigger, nicer, etc used when you are comparing things, to make the comparison stronger （用于凸显比较）甚至，还: You know even less about it than I do. 这方面你知道的比我还要少。It is even more difficult that I expected. 这事比我想的还要难。We are even busier than yesterday. 我们今天比昨天还要忙。
even if used for saying that what follows ‘if’ makes no difference （用于表示无论在什么情况下也没有分别）尽管，就算:
I wouldn't ride a horse, even if you paid me. 就算你给我钱，我也不愿骑马。 even so (used for introducing a new idea, fact, etc that is surprising) in spite of that; nevertheless （用于引进令人惊诧的观点、事实等）尽管如此，即使这样，不过:
There are a lot of spelling mistakes; even so it's quite a good essay. 有很多拼写错误；即使如此，这篇文章还是写得不错。 even though although 虽然:
I like her very much even though she can be very annoying. 虽然她有时很烦人，但我还是很喜欢她。 ☞Look at the note at although. 参看 although 的注释。