off-day

You cannot take a day off without authorization.

未经批准你。

We work on Saturdays and have a day off in lieu during the week.

们每星期六上班，平时换一天。

Although favorite to win the race, the champion jockey had an off day and was unplaced.

虽然那位第一流的职业骑手最有希望赢比赛的胜利, 但他的身体感到舒服, 结果未名次。

Although favourite to win the race, the champion jockey had an off day and was unplaced .

尽管那位第一流的赛马职业骑手最有希望赢比赛的胜利，但他感到身体舒服，结果未名次。