老气横秋[lǎo qì héng qiū ]
词典act as an elder：老气横秋。
词典arrogant on account of one's seniority：老气横秋。
词典老气横秋
词典showing the self-importance of the aged：老气横秋。
词典lacking in youthful vigour
老气横秋[lǎo qì héng qiū]
（摆老资格） act as an elder; arrogant on account of one's seniority; showing the self-importance of the aged