战线 (戰線) zhànxiàn

zhànxiàn noun battle line; battlefront; front
Domain: Modern Chinese 现代汉语 , Subdomain: Military
Notes: (CC-CEDICT '戰線'; Guoyu '戰線'; Mathews 1931 '戰線', p. 16)

Also contained in

统一战线工作部统一战线