insomnia
US /ɪnˈsɑːm.ni.ə/
UK /ɪnˈsɑːm.ni.ə/

名词
1.
失眠
habitual sleeplessness; inability to sleep
示例:
•
She suffered from severe insomnia, often staying awake all night.
她患有严重的失眠症,经常整夜失眠。
•
Lack of exercise can contribute to insomnia.
缺乏锻炼会导致失眠。
在 Lingoland 学习这个单词