The Chinese phrase Four Great Ancient Capitals of China (中国四大古都 pinyin zhong1 guo2 si4 da4 gu3 du1) refers to Nanjing, Beijing, Xi'an, and Luoyang.
... a - gut aa - father i - pin ii - tweak u - push uu - moo r^i = r + i long r^i = r + ii or r + uu, depending on the region l^i = l + r^i (Sanskrit ...