in·som·nia /ɪnˈsɑmniə/
不眠症
in·som·nia /ɪnˈsɑmnɪə/ 名詞
In·som·ni·a n. Lack of sleep; inability to sleep, especially when chronic; wakefulness; sleeplessness.
◄ ►
insomnia
n : an inability to sleep; chronic sleeplessness [ant: hypersomnia]