The manager dismissed the unsubstantiated claims about overtime fraud in the accounting department.

經理駁回了會計部門加班詐領這項未經證實的指控。

Please do not forward unsubstantiated rumors about the merger to clients via email.

請勿以電子郵件將有關合併案的未經證實傳聞轉寄給客戶。

The customer's complaint about missing shipments remained unsubstantiated after a full warehouse review.

經過倉庫全面清查後，這位顧客對貨物遺失的投訴仍未獲證實。