sleep like a baby
US /sliːp laɪk ə ˈbeɪbi/
UK /sliːp laɪk ə ˈbeɪbi/

1.
睡得很香, 睡得很沉
to sleep very soundly and peacefully
:
•
After a long day of hiking, I slept like a baby.
徒步旅行了一整天后,我睡得很香。
•
The new mattress helped him to finally sleep like a baby.
新床垫帮助他终于睡得很香。