a.

1. 陰暗的；陰沉的
   He came to see me in a gloomy winter day.

   他在一個陰沉的冬日來看我。

2. 陰鬱的；憂鬱的
   I can tell by your gloomy face that the news is bad.

   從你憂鬱的臉上我能看出情況不妙。

adj.

1. poorly lit, especially so as to cause fear or depression.
2. causing or feeling depression or despondency.