If you mope, you feel miserable and do not feel interested in doing anything.
例句
Get on with life and don't sit back and mope.活躍一些享受生活，不要閑呆著悶悶不樂的。
英漢詞典釋義
vi.
<貶>憂郁地閑蕩
He moped about because he wasn’t invited to the party.他悶悶不樂地徘徊,因為沒有人請他去參加聚會。He’s been moping about all day.他百無聊賴地轉悠了一整天。You spend too much time moping around the house.你閑居的時間太多了。