deep sleep
US /diːp sliːp/
UK /diːp sliːp/
名词
深度睡眠
the deepest stage of sleep, characterized by slow brain waves and minimal physical activity, during which the body and mind undergo significant restoration
示例:
•
After a long day, I fell into a state of deep sleep.
漫长的一天过后，我进入了深度睡眠。
•
The baby was in such a deep sleep that nothing could wake him.
婴儿睡得如此深沉，什么都无法吵醒他。