secret
英 [ˈsiːkrət]
美 [ˈsiːkrət]
adj.  秘密的; 保密的; 外人不得而知的; (指行为与习惯)暗中进行的,未公开的,隐秘的; 诡秘; 神秘
n.  秘密; 机密; 诀窍; 秘诀; 奥秘; 奥妙
复数:secrets
Oxford 3000 / Collins.4 / BNC.2375 / COCA.1868
习惯用语
n.
- in secret
 - 秘密地;暗中
without other people knowing about it - The meeting was held in secret.
会议是秘密召开的。 a guilty secret - 见不得人的秘密
a secret that sb feels ashamed about be an open secret - 是公开的秘密
if sth is an open secret , many people know about it, although it is supposed to be a secret 
牛津词典
adj.
- 秘密的;保密的;外人不得而知的
known about by only a few people; kept hidden from others- secret information/meetings/talks
秘密信息 / 会议 / 会谈 - He tried to keep it secret from his family.
这件事他试图瞒着家里。 - Details of the proposals remain secret.
提议的细节仍不得而知。 - a secret passage leading to the beach
通往海滩的秘密通道 
 - secret information/meetings/talks
 - (指行为与习惯)暗中进行的,未公开的,隐秘的
used to describe actions and behaviour that you do not tell other people about- He's a secret drinker.
他偷偷地喝酒。 - her secret fears
她内心的担忧 - a secret room
秘室 
 - He's a secret drinker.
 - 诡秘;神秘
liking to have secrets that other people do not know about; showing this- They were so secret about everything.
他们无论对什么都那样神秘兮兮的。 - Jessica caught a secret smile flitting between the two of them.
杰西卡看见他们俩诡秘地相视一笑。 
 - They were so secret about everything.
 
noun
- 秘密;机密
something that is known about by only a few people and not told to others- Can you keep a secret ?
你能保守秘密吗? - The location of the ship is a closely guarded secret .
那艘船的方位是高度机密。 - Shall we let him in on (= tell him) the secret ?
我们要不要把秘密透露给他? - He made no secret of his ambition (= he didn't try to hide it) .
他并没有掩饰自己的雄心壮志。 - She was dismissed for revealing trade secrets.
她因泄露商业机密被解雇。 - official/State secrets
官方 / 国家机密 
 - Can you keep a secret ?
 - 诀窍;秘诀
the best or only way to achieve sth; the way a particular person achieves sth- Careful planning is the secret of success.
仔细计划是成功的诀窍。 - She still looks so young. What's her secret?
她看着依旧那么年轻。她的保养秘诀是什么呢? 
 - Careful planning is the secret of success.
 - 奥秘;奥妙
a thing that is not yet fully understood or that is difficult to understand- the secrets of the universe
宇宙的奥秘 
 - the secrets of the universe
 
柯林斯词典
- See also:Soldiers have been training at a secret location...The police have been trying to keep the documents secret.top secret
 - N-COUNT 秘密;机密;内情
Asecretis a fact that is known by only a small number of people, and is not told to anyone else.- I think he enjoyed keeping our love a secret...
我觉得他喜欢和我偷偷摸摸地谈恋爱。 - I didn't want anyone to know about it, it was my secret.
我不想任何人知道这件事,这是我的秘密。 
 - I think he enjoyed keeping our love a secret...
 - N-SING 秘诀;诀窍
If you say that a particular way of doing things isthe secret ofachieving something, you mean that it is the best or only way to achieve it.- The secret of success is honesty and fair dealing...
成功的秘诀在于诚实和公平交易。 - I learned something about writing. The secret is to say less than you need.
我学过一点写作方面的技巧,秘诀就是欲说还休。 
 - The secret of success is honesty and fair dealing...
 - N-COUNT 奥秘;奥妙
Something'ssecretsare the things about it which have never been fully explained.- We have an opportunity now to really unlock the secrets of the universe...
我们现在有机会去真正解开宇宙的奥秘。 - The past is riddled with deep dark secrets.
过去承载了诸多不可告人的惊天秘密。 
 - We have an opportunity now to really unlock the secrets of the universe...
 - PHRASE 秘密地;暗地里
If you do somethingin secret, you do it without anyone else knowing.- Dan found out that I had been meeting my ex-boyfriend in secret.
丹发现我一直在跟前男友偷偷见面。 
 - Dan found out that I had been meeting my ex-boyfriend in secret.
 - PHRASE 保守秘密
If you say that someone cankeep a secret, you mean that they can be trusted not to tell other people a secret that you have told them.- Tom was utterly indiscreet, and could never keep a secret.
汤姆言语很不谨慎,什么时候也别想他守住秘密。 
 - Tom was utterly indiscreet, and could never keep a secret.
 - PHRASE 不隐瞒;开诚布公
If youmake no secretof something, you tell others about it openly and clearly.- His wife made no secret of her hatred for the formal occasions...
他的妻子公开表示厌恶那些礼节性的场合。 - Ministers are making no secret about their wish to buy American weapons.
部长们毫不隐瞒他们想要购买美国武器的愿望。 
 - His wife made no secret of her hatred for the formal occasions...
 
英英释义
noun
- something that baffles understanding and cannot be explained
- how it got out is a mystery
 - it remains one of nature's secrets
 
 - information known only to a special group
- the secret of Cajun cooking
 
 - something that should remain hidden from others (especially information that is not to be passed on)
- the combination to the safe was a secret
 - he tried to keep his drinking a secret
 
 
adj
- not openly made known
- a secret marriage
 - a secret bride
 
 - the next to highest level of official classification for documents
 - having an import not apparent to the senses nor obvious to the intelligence
- mysterious symbols
 - the mystical style of Blake
 - occult lore
 - the secret learning of the ancients
 
 - not expressed
- secret (or private) thoughts
 
 - conducted with or marked by hidden aims or methods
- clandestine intelligence operations
 - cloak-and-dagger activities behind enemy lines
 - hole-and-corner intrigue
 - secret missions
 - a secret agent
 - secret sales of arms
 - surreptitious mobilization of troops
 - an undercover investigation
 - underground resistance
 
 - indulging only covertly
- a secret alcoholic
 
 - communicated covertly
- their secret signal was a wink
 - secret messages
 
 - (of information) given in confidence or in secret
- this arrangement must be kept confidential
 - their secret communications
 
 - hidden from general view or use
- a privy place to rest and think
 - a secluded romantic spot
 - a secret garden
 
 - designed to elude detection
- a hidden room or place of concealment such as a priest hole
 - a secret passage
 - the secret compartment in the desk
 
 - not open or public
- a secret formula
 - secret ingredients
 - secret talks
 
 
双语例句
- The building was turned into a secret military installation.
该建筑被改造成了一处秘密军事设施。 - I made no secret of the fact that I was not a believer.
我毫不掩饰我不信教。 - Tom was utterly indiscreet, and could never keep a secret.
汤姆言语很不谨慎,什么时候也别想他守住秘密。 - Someone might have guessed our secret and passed it on.
有人或许已经猜到了我们的秘密并且将其散布开了。 - They suspected that Neville had traded secret information with Mr Foster.
他们怀疑内维尔和福斯特先生交换了秘密情报。 - I handed over my secret store of chocolate biscuits
我交出了自己偷偷藏起来的巧克力饼干。 - That's why I must trust you to keep this secret
那就是为什么我必须得相信你会保守这个秘密的原因。 - His letter was intercepted by the Secret Service.
他的信被特工处截获了。 - They make no secret of their leftist sympathies.
他们毫不掩饰自己对左派的同情。 - I can't say any more, it's meant to be a big secret
我再也无可奉告了,这本是重大的秘密。 
