By 1920 IJA tacticians realized the need to disperse infantry formations in order to reduce losses when attacking a defender who possessed the lethal firepower of modern weapons.是什么意思_By 1920 IJA tacticians realized the need to disperse infantry formations in order to reduce losses when attacking a defender who possessed the lethal firepower of modern weapons.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句