['ˈsiːkrət]

noun

1. something that is kept or meant to be kept unknown or unseen by others

保密的事情；秘密

The secret was safe with her.

她守住了这个秘密。

The secret of his success is his hard work.

他成功的秘诀是勤奋。

They shared a secret smile.

他们分享了一个秘密的微笑。

She revealed the secret to her best friend.

她向她最好的朋友透露了这个秘密。

2. a method of keeping information hidden from others, often used for military or political purposes

保密手段；机密

The spy was caught selling state secrets to the enemy.

这名住向敌人出售机密。

The government has been accused of keeping secrets from the public.

被指责对公众保持沉默。

The company's new product is still a secret.

公司的新产品仍然是个秘密。

3. something that is not known or understood by most people

秘传；奥秘

The secret of the universe has yet to be discovered.

宇宙的奥秘仍有待。

She knew all the secrets of cooking delicious food.

她知道做出美味食物的所有诀窍。

4. something that is known only to a small group of people and should not be told to others

私房话；隐情

I will tell you a secret, but you must promise not to tell anyone else.

我会告诉你一个秘密，但你必须保证不告诉其他人。

She couldn't help but share her secret with her sister.

她忍不住把秘密告诉了妹妹。

5. a word or phrase that is known only to the people who are involved in a particular activity or event

暗语；口令

The secret code was used to communicate with the spies.

秘密代码被用来与们进行交流。

The secret password was needed to enter the club.

进入俱乐部需要秘密密码。

synonyms:

mystery, confidential, hidden, concealed, unknown

神秘的，机密的，隐藏的，隐蔽的，未知的

summary:

Secret refers to something that is kept unknown or hidden from others. It can also mean a method of keeping information hidden or something that is not known by most people. It can also refer to something that should not be told to others or a word/phrase known only by a select group of people. Synonyms include mystery, confidential, and hidden.