A Toss-Up
指結(jié)果不確定,雙方機會均等,難以預測勝負或選擇。
描述競爭或選擇結(jié)果難定時使用
英文釋義
an uncertain or unpredictable outcome; a situation in which the result is unclear or equally likely
例句
The election is a toss-up; neither candidate has a clear lead.
典故來源
源自拋硬幣決定勝負的習俗,硬幣落下前結(jié)果未知,引申為不確定。