To keep the enemy out of his empire,Emperor Qin Shi Huang had all the walls joined up. Thus the Great Wall came into being.是什么意思_To keep the enemy out of his empire,Emperor Qin Shi Huang had all the walls joined up. Thus the Great Wall came into being.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句