The person responsible for this great world wonder was Emperor Qin. During his time, the map of China looked like a seven-piece jigsaw puzzle formed from the seven kingdoms fighting for power. One of these kingdoms, the Qin kingdom, conquered the other six to create what is regarded as the first united empire in Chinese history. Emperor Qin was self-important and ambitious, but he knew he could never defeat the ruthless horse-riding warriors to the north, the Huns.
n. 網(wǎng)絡(luò),網(wǎng)狀物,網(wǎng)狀系統(tǒng)
vt. (