I call it a secret war for two reasons.

我把它称之为秘密战争有两个原因。

youdao

The secret of writing was, to go and live in the library two or four days a week for ten years.

写作的秘密在于，每周两天或四天去图书馆甚至住在那里，照此坚持十年。

youdao

A lanky, gregarious man in his twenties, Rakowski is the product manager of a top-secret project that's been under way for more than two years.

这个20多岁的瘦高开朗的年轻人是一个暗中进行了2年的最高保密项目的产品经理，周一的经理例会将是正式发布前的最后一次会议。

youdao

To keep treasure-hunters away, the find remained a secret for two years while archaeologists scoured the area of the melt-back and analysed the finds.

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It is also the setting for a secret and strange battle between two people, Celia and Marco.

ECONOMIST: When hocus-pocus is all but child's play

By year-end all federal banking agencies will require online banks to ask for two forms of identification to access an account, like a thumbprint or a secret question.

FORBES: Magazine Article