gloom/gloomy

gloom /ɡlu:m/ n. ［u］&［c］黑暗（处）；朦胧；in the gloom在幽暗处；the gloom of a forest森林的阴暗处The camp fire dispelled the gloom.营火驱走了黑暗。 

gloomy /ˈɡlu:mi/ adj. 1.黑暗的，昏暗的；境况无好转的：These are both very gloomy rooms. 这两个房间都很暗。［考句］ In spite of the gloomy economic forecasts, manufacturing output has risen slightly.尽管经济前景暗淡，但生产量仍有小幅上涨。2.(天气)阴沉的：It was a gloomy winter’s day. 这是一个天气阴沉的冬日。3.（令人）沮丧的，愁容满面的：feeling gloomy about the future 感到前途黯淡 He looked gloomy. 他看上去很沮丧。