YOU SAID:
Plan of British tunnels, galleries and ventilation on a front in World War I
INTO JAPANESE
第一次世界大戦の前線におけるイギリスのトンネル、回廊、換気設備の計画
BACK INTO ENGLISH
Plans for British tunnels, corridors and ventilation systems on the front lines of World War I
INTO JAPANESE
第一次世界大戦の最前線における英国のトンネル、廊下、換気システムの計画
BACK INTO ENGLISH
Plans for British tunnels, corridors and ventilation systems on the front lines of World War I
That's deep, man.