The sales team looked crestfallen after learning the major client had canceled its contract.

得知大客戶取消合約後，業務團隊看起來垂頭喪氣。

She was crestfallen when the hiring manager said the position had already been filled.

招聘經理說職缺已經有人錄取時，她非常沮喪。

Passengers grew crestfallen as the airline announced another two-hour delay for their flight.

航空公司宣布班機再延誤兩小時，乘客們越來越沮喪。