keep secret

基本解释

Majia and his fellow hackers keep secret their knowledgeof certain so-called zero-day vulnerabilities — software flaws — forfuture use, he says.
馬甲和他的同行們會對他們知道的一些所謂“零天漏洞”——即軟件缺陷——保密，以備將來使用。
The use of "super- injunctions", under which commercial corporations claim the right to keep secret the fact that they have been to court, has been growing.
“超級禁制令”正在被越來越多地使用，商業機搆借其曏法院求助，聲稱自己擁有保護公司機密的權利。
A public official may wish to keep secret details of an extramarital affair. But if public funds or other resources are used to support the affair, they become a matter of legitimate public interest.
一名政府官員可能希望將其婚外情的詳情保密，但是，如果在婚外情中動用了公款或其他資源，那麽，這就成爲一個郃理的值得公衆關心的問題。

But the next year, the Academy decided to keep the names of the winners a secret until the awards ceremony.
They keep that night a special secret which makes them feel even closer to each other.
那天晚上的事成了他們的秘密,這讓他們覺得彼此更親近了。
耶魯公開課 - 心理學導論課程節選
I'm going to keep this secret like a good friend.
我會像一個好朋友那樣嚴守秘密。
That's all實戰 - SpeakingMax英語口語達人

Do you plan to keep secret from your children how much they stand to inherit?
FORBES: The Great Trust Rebellion