Our new sales representative is zealous about following up with every potential client.

我們新來的業務代表非常熱衷於追蹤每一位潛在客戶。

The hiring manager was impressed by how zealous the candidate seemed during the interview.

面試時，招募經理對這位應徵者展現的熱忱印象深刻。

Some zealous customer service agents stay late to make sure every complaint is resolved.

有些熱心的客服人員會留到很晚，確保每一件客訴都處理完畢。