She's a bit down in the dumps because she failed one of her exams. 因为一门考试没有及格,她有点情绪低落。 
 Synonyms: blue (SAD) dejecteddepresseddespondentdispiriteddolefuldown downcastdownheartedgloomyglum low low-spiritedmelancholy miserable (UNHAPPY)sad (NOT HAPPY)the doldrums unhappy