The demilitarised zone (DMZ) between North and South Korea, 4km wide on average, is all that keeps two awesome lines of firepower and hair-trigger soldiery apart.是什么意思_The demilitarised zone (DMZ) between North and South Korea, 4km wide on average, is all that keeps two awesome lines of firepower and hair-trigger soldiery apart.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句