doldrums

US /ˈdoʊl.drəmz/
UK /ˈdoʊl.drəmz/
1.

sự ảm đạm

a period of being sad or bored and with no energy or enthusiasm:

:
I don't know why but I'm in the doldrums today.
1.

sự ảm đạm

a state of lack of activity or lack of success:

:
Business leaders predict a hard year ahead with the economy in the doldrums.