/ə'gen, ə'geɪn; ə`ˇɛn, ə`ˇen/
adv
1 once more; another time 再一次; 又; 再
*Try again. 再试一次.
* Say that again, please. 请再说一遍.
* Here comes Joe, drunk again. 乔来了, 又喝醉了.
* Do call again. 一定再来电话啊.
* Don't do that again. 别再做那种事了.
* This must never happen again. 这样的事决不可以再发生了.
2 as before; to or in the original place or condition 如前; 恢复原状
*He was glad to be home again. 他又回到家 , 感到很高兴.
* Back again already? 已经又回来了?
* You'll never get the money back again. 那笔钱你再也弄不回来了.
* You'll soon be well again. 你不久就会康复.
* I'm glad he's himself/his old self again, ie that he has returned to his normal state again after a shock, an illness, etc. 他又恢复正常[老样子]了, 我感到很高兴.
3 (a) likewise; furthermore 同样地; 也; 此外; 而且; 再者
*Again, we have to consider the legal implications. 再者, 我们还要考虑到法律方面的含义.
(b) on the other hand 另一方面
*I might, and (there/then) again I might not. 我可能, 可也不一定.
4 in addition 增加
*I'd like as many/much again, ie twice as many/much. 我愿再增加一倍.
* half as much again, ie one-and-a-half times as much 增加一半.
5 (idm 习语) a,gain and a`gain repeatedly 反复地; 屡次地; 一再地; 再三地
*I've told you again and again not to do that. 我三番五次地告诉过你, 不要做那种事.

adv
[Language: Old English;Origin: ongean 'opposite, back']
one more time - used when something has happened or been done before
　Can you say that again? I didn't hear.
　I'll never go there again.
　Mr Khan's busy. Can you try again later?
once again/yet again
(=used to emphasize that something has happened several or many times before)
　In 1997, the family moved house yet again.
　Once again, Drew was under arrest.
back to the same state or situation that you were in before
　She stayed and nursed him back to health again.
　It's great to have you home again.
all over again
if you do something all over again, you repeat it from the beginning
　I had to write the essay all over again.
as much/as many/the same again
the same amount or number as you have just had, said etc
　What a fantastic lunch. I could eat the same again.
　Nearly as many again died from pneumonia.
　The amount of crime is about half as much again (=the same in addition to half that amount) as it was in 1973.
　'Another drink?' 'Yes, same again (=the same drink again) , please.'
spoken used to give a fact or opinion that explains or adds to something you have just said
　And again, these workshops will benefit the community widely.
then/there again
spoken used to introduce an idea or fact that is different from something you have just said, or makes it seem less likely to be true
　She says she's thirty-five. But then again she might be lying.
again and again/time and (time) again/over and over again
very often - used in order to show disapproval
　I've told you again and again, don't do that!
spoken used when you want someone to repeat information that they have already given you
　What did you say your name was again?
→now and againatnow¹ (5)