The manager said the customer's complaint about rude staff was completely unwarranted.

經理表示，那位顧客對員工態度惡劣的抱怨完全沒有根據。

Investors reacted to unwarranted rumors that the bank was facing serious losses.

投資人對銀行面臨嚴重虧損這種毫無根據的傳言做出了反應。

Please avoid making unwarranted assumptions about candidates based on their previous job titles.

請避免根據應徵者過去的職稱做出無根據的假設。