delayed sleep phase pattern
noun [ S ] medical specialized uk/dɪˌleɪd ˈsliːp feɪz ˌpæt.ən/ us/dɪˈleɪd ˈsliːp ˌfeɪz ˌpæt̬.ɚn/
睡眠相位延迟的情况
a situation in which someone falls asleep and wakes later than most people
Delayed sleep phase pattern can cause problems with schooling and work. 睡眠相位延迟的情况可能给工作学习带来一些问题。