后顧之憂（後顧之憂）　

◎ 后顧之憂 hòugùzhīyōu

[fear of disturbance in the rear;trouble back at home] 意為在前進(jìn)或外出過(guò)程中,擔(dān)心后方出問(wèn)題。也指擔(dān)心事后出問(wèn)題,軍事上則指擔(dān)心后方不穩(wěn)定,或者擔(dān)心敵人從后面搞突然襲擊

靈公曰:“將軍為殿,寡人無(wú)后顧之憂矣。”—— 明· 馮夢(mèng)龍《東周列國(guó)志》