how can you be completely sleepless for seven days and still lack no rest
问题描述：
how can you be completely sleepless for seven days and still lack no rest
答
你怎么能整整七天没有睡觉并且仍不需要休息呢
——I'm full of energy.我充满干劲（精力）
——I'm not tired.我不累
——I've got a lot of work unfinshed.我有很多工作（活儿）没完成