As a dutiful employee, Mark submitted his expense reports before every monthly deadline.

身為盡責的員工，馬克每個月都在截止日前繳交費用報告。

The dutiful assistant confirmed each client's hotel booking twice before the conference trip.

這位盡職的助理在會議出差前，把每位客戶的飯店訂房都確認了兩次。

Our warehouse staff dutifully followed the new safety rules when loading the shipment.

我們的倉庫人員在裝載這批貨物時，乖乖遵守新的安全規定。