at a stretch
连续不休地；一口气地；不间断地
口语·表示连续不间断
英文释义
continuously or for a long period of time without interruption or rest
例句
He worked for ten hours at a stretch without taking a break.
典故来源
源自拉伸（stretch）的比喻，指时间或空间上的连续延伸。