adj.悶悶不樂的；陰郁的；陰沉的
n.悶悶不樂；憂郁
Don't look so glum! 別那樣悶悶不樂。
Faced with all this, no wonder Americans are glum. 世道艱難，無怪乎美國人民要悶悶不樂了。
The doctor had assured him it was nothing serious, but he was looking very glum. 醫(yī)生說不要緊，但萊蒙的臉色很陰沉。
用作名詞 (n.)He was a charming mixture of glum and glee. 他是一個很有魅力的人，時而憂傷時而歡笑。
