The manager warned that shouting at customers is unbecoming of a professional sales associate.

經理警告說，對顧客大吼有失專業銷售人員的身分。

His unbecoming remarks during the client meeting embarrassed the entire negotiation team.

他在客戶會議上不得體的言論讓整個談判團隊很尷尬。

Complaining loudly about the hotel staff in the lobby seemed unbecoming for a senior executive.

在飯店大廳大聲抱怨員工，對一位高階主管來說實在不得體。