The board rejected his quixotic plan to double sales without hiring any new staff.

董事會否決了他那個不切實際的計畫：不增聘任何人員就要讓業績翻倍。

Promising every customer a same-day refund seemed quixotic given our limited support team.

以我們有限的客服人力來看，承諾每位顧客當天退款似乎太過理想化。

Her quixotic hope of touring five European cities in two days ignored the train schedules.

她不切實際地希望兩天內遊遍歐洲五座城市，完全沒考慮火車時刻表。