Our IT team warned staff that sensitive client files should never be shared openly in cyberspace.

我們的資訊部門提醒員工，敏感的客戶檔案絕不能在網路空間上公開分享。

The marketing department plans to expand the brand's presence in cyberspace before the product launch.

行銷部門計畫在產品上市前擴大品牌在網路世界的曝光度。

Customers often complain that their personal data floats around in cyberspace after online purchases.

顧客常抱怨網購之後，他們的個人資料就在網路上四處流傳。