Branch + 军官
The noun 军官 (jūnguān) means "military officer" and refers to a person holding a commissioned rank in the armed forces. It is commonly used alongside branch designations such as 空军 (air force) or 陆军 (army) to specify the type of officer.
他的父亲是一名退休的军官。
Tā de fùqīn shì yì míng tuìxiū de jūnguān.
His father is a retired military officer.
那位军官带领士兵完成了任务。
Nà wèi jūnguān dàilǐng shìbīng wánchéng le rènwù.
That military officer led the soldiers to complete the mission.
她从小就梦想成为一名军官。
Tā cóngxiǎo jiù mèngxiǎng chéngwéi yì míng jūnguān.
She has dreamed of becoming a military officer since she was little.