只要手头有本字典，无论是《现 代汉语词典》或是《新华字 典》，书末都附有一份《我国历代纪元表》，随便翻翻这份年表就会发现，我国有确切时间标志的历史开始于公元前８４１年，也就是西周共和元年。再往前追，三皇五帝以致夏商周三代，便只能靠推论，也就是“大约”了。这 As long as there is a dictionary on hand, whether it is the “Modern Chinese Dictionary” or “Xinhua Dictionary,” the end of the book is accompanied by a copy of “The Chronology of Ancient China.” Scrolling through the chronology will find that China has the exact time stamp History began in 841 BC, which is the first year of Western Zhou Republic. To chase again, the Three Emperors and Five Emperors so that the Xia and Shang Dynasties, can only rely on inference, that is, “about” the. This