Read Edit View history 失眠 shīmián HSK7 insomnia Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 失眠 shīmián insomnia the condition of being unable to sleep Edit Delete 失眠 shīmián to suffer from insomnia to lose sleep; to be unable to sleep at night Edit Delete References Add reference antonym 失眠/失眠 → 安眠/安眠 Edit Delete antonym 失眠/失眠 → 入睡/入睡 Edit Delete antonym 入睡/入睡 → 失眠/失眠 Edit Delete