jī fǔ luó sī
Kievan Rus', East Slavic state that reached its peak in the early to mid-11th century
基
jī
(bound form) base; foundation
辅
fǔ
to assist
罗
luó
gauze
斯
sī
abbr. for 斯洛伐克[Si1 luo4 fa2 ke4]