Lozanov experimented with teaching by direct suggestion during sleep, hypnosis and trance states, but found such procedures unnecessary.
洛扎诺夫在睡眠、催眠和恍惚状态下尝试了直接暗示的教学方法，但他发现这些过程是没必要的。
2
Being torn between their research work and their teaching, they often forgot to eat and sleep.
他们又要搞研究，又要教学，常常弄得废寝忘食。
3
In school sessions aimed at teaching children how to improve their sleep, Meadows said, 96% of participants said they used a phone or mobile device in the last 30 minutes before sleep.