“松弛的”用英语怎么说

对于学校松弛的纪律她感到震惊.She was shocked at the slack discipline in the school.每天只锻炼20分钟，即使最松弛的臀部也会变挺翘。Exercise for just 20 minutes a day to firm up even the saggiest bottom.松弛的线容易纠缠在一起.Loose string is easily entangled....