哀声叹气

Explanation: Sad or depressed because of grief that sigh 　　Usage: Joint type; as predicate, object; containing derogatory 　　Source: Mingling 濛 first "half an hour Pai An Jing Qi" Volume 38: "He did not mind all day long thought, and cry sigh." Thesaurus:  heave deep sighs, sigh in despair, sigh Nevertheless acclaim, grieve out in the cold