to feel and show that you are sad because somebody has died; to feel sad because something no longer exists or is no longer the same （因失去…而）哀悼，忧伤synonym grieve- Please, leave us to mourn in peace.拜托，让我们为和平而哀悼。
- mourn something He was still mourning his brother's death.他仍然在为哥哥的去世而悲伤。
- They mourn the passing of a simpler way of life.他们对较为淳朴的生活的消逝感到惋惜。
- The city was mourning the victims of the bombings.这个城市正在哀悼爆炸的受害者。
- mourn (for somebody/something) Today we mourn for all those who died in two world wars.今天，我们向所有在两次世界大战中死难的人表示哀悼。
- She mourned for her lost childhood.她为失去的童年而伤感。
Topics Feelingsc2Oxford Collocations DictionaryMourn is used with these nouns as the object: See full entry Word OriginOld English murnan, of Germanic origin.