somnolence
🇺🇸
/ˈsɑːmnələns/
🇬🇧
/ˈsɒmnələns/
feeling very sleepy
After a long day at work, he was overcome by somnolence.
经过一整天的工作,他感到昏昏欲睡。
causing sleepiness
The warm, dimly lit room induced a sense of somnolence.
温暖、光线昏暗的房间让人感到困倦。