official secrets的用法和樣例：
例句
- Civil servant is required to sign the official secrets act.
公務員須簽署遵守公務保密條例。 - Civil Servants are required to sign the Official Secrets Act.
公務員須簽署遵守公務保密條例。 - Government employees swear an oath not to reveal official secrets.
政府僱員宣誓不泄露官方機密。 - The government has invoked the Official Secrets Act in having the book banned.
政府援引國家機密保密法以禁該書。
