#公元 之前嘅年份 (Before the Common Era (BCE); Before Christ (BC); referring to the years before 1 AD in the Gregorian calendar)
詞綴公元前221年，秦始皇滅六國。
gung1 jyun4 cin4 ji6 ji6 jat1 nin4, ceon4 ci2 wong4 mit6 luk6 gwok3
In 221 BCE, the First Emperor of Qin completed the conquest of the other six major states.
#公元 之前嘅年份 (Before the Common Era (BCE); Before Christ (BC); referring to the years before 1 AD in the Gregorian calendar)
詞綴公元前221年，秦始皇滅六國。
gung1 jyun4 cin4 ji6 ji6 jat1 nin4, ceon4 ci2 wong4 mit6 luk6 gwok3
In 221 BCE, the First Emperor of Qin completed the conquest of the other six major states.
原书拼音: /kʊŋ⁵⁵ jyːn²¹ t͡sʰiːn²¹/
Before the Common Era (BCE); Before Christ (BC)