The manager's whimsical scheduling changes left the team confused about this week's deadlines.

經理任性地變更排程，讓團隊搞不清楚這週的截止期限。

Investors grew nervous after the CEO made several whimsical decisions without consulting the board.

執行長未諮詢董事會就做出幾項衝動的決定，讓投資人愈來愈緊張。

Please avoid whimsical travel bookings; all trips must be approved two weeks in advance.

請避免一時興起訂購差旅行程，所有出差都須提前兩週核准。