郁结愁闷的心绪 pent-upfeelingsofsadness

心情郁闷 Feeling depressed ; Depressed mood

比喻心情烦闷 pent-up

反复胸闷心悸 recurrent chest discomfort and palpitation

心多愁闷 be both sentimental and fragile ; laden with sorrow and maladies

闷在心里 keep to oneself

今天心情很郁闷 Feeling very depressed today