In the negotiation about Ryukyu problem, Li Hongzhang's delay policy further impaired Qing's suzerainty.
在琉球問題交涉中, 李鴻章的 “ 延宕之法”進一步弱化了宗主權(quán).
期刊摘選
China had the suzerainty over Ryukyu since Ming Dynasty.
自明朝以后,中國對琉球一直擁有宗主權(quán).
期刊摘選
"under the suzerainty of..."