堑壕战 Traditional form: 塹壕戰 Pinyin (reading): qiànháozhàn Definitions: trench warfare Characters: 堑 - moat, pit, trench; cavity 壕 - ditch; trench; channel, moat 战 - war, fighting, battle Traditional characters: 塹 - moat, pit, trench; cavity 壕 - ditch; trench; channel, moat 戰 - war, fighting, battle