怨叹 Traditional form: 怨嘆 Pinyin (reading): yuàntàn Definitions: to complain; to grumble Characters: 怨 - to blame, to complain, to hate; enmity, resentment 叹 - to sigh, to admire Traditional characters: 怨 - to blame, to complain, to hate; enmity, resentment 嘆 - to sigh, to admire