gruel

a grueling campaign.

令人精疲力尽的比赛

We had gruel for the breakfast.

我们早餐的是片粥。

The recruits were put through a week of grueling endurance tests.

新兵要接受为期一周艰苦的耐力测试。

Friday will bring a 5.5-mile run, the extra half-mile my grueling expiation of any gastronomical indulgences during the week.

星期五跑5.5英里，那多出的半英里是对本周自饮食的赎罪。

He was writing his report so attentively that he didn’t know the rice gruel in the pot had boiled over.

他聚精会神地写报告,连锅里的稀饭煮溢了也不知道。