wild-goose chase
無結果的追逐或探索;徒勞無益的努力或行動
口語·形容無效努力
英文釋義
fruitless or futile activity; a pointless pursuit
例句
The detective realized the tip was a wild-goose chase and wasted a whole day.
典故來源
與wild goose chase相同,源自莎士比亞戲劇,強調無果的追尋。