1.他沉溺于足球而牺牲了学业。(at the expense of)2.目前，他们住在免付房租的公寓里。(rent)谢谢
热心网友
He indulges in the football so that he is at the expense of study.At the moment，they live in the hotel which is free of rent
热心网友
1. 他沉溺于足球而牺牲了学业 He has wallowed in the soccer and sacrificed the study. 2.目前，他们住在免付房租的公寓里 At present, they live in the apartment avoiding paying the rent.
热心网友
1.他沉溺于足球而牺牲了学业译:He has He indulges in the soccer so that he is at the expense of study.2.目前，他们住在免付房租的公寓里译:At present, they live in the apartment avoiding paying the rent