Chinese archaeologists discover a relatively complete crossbow with the bowstring clearly visible during the famous terracotta army site's third excavation, which began in 2009, according to the Emperor Qinshihuang's Mausoleum Site Museum on Feb. 26, 2014. It's the first time that a relatively complete crossbow was discovered in the site's archaeological work.(Source: Xinhua/ecns.cn)

Chinese archaeologists discover a relatively complete crossbow with the bowstring clearly visible during the famous terracotta army site's third excavation, which began in 2009, according to the Emperor Qinshihuang's Mausoleum Site Museum on Feb. 26, 2014. It's the first time that a relatively complete crossbow was discovered in the site's archaeological work.(Source: Xinhua/ecns.cn)

Chinese archaeologists discover a relatively complete crossbow with the bowstring clearly visible during the famous terracotta army site's third excavation, which began in 2009, according to the Emperor Qinshihuang's Mausoleum Site Museum on Feb. 26, 2014. It's the first time that a relatively complete crossbow was discovered in the site's archaeological work.(Source: Xinhua/ecns.cn)

Chinese archaeologists discover a relatively complete crossbow with the bowstring clearly visible during the famous terracotta army site's third excavation, which began in 2009, according to the Emperor Qinshihuang's Mausoleum Site Museum on Feb. 26, 2014. It's the first time that a relatively complete crossbow was discovered in the site's archaeological work.(Source: Xinhua/ecns.cn)

(Source: Chinanews.com)

(Source: Chinanews.com)