Intravenous injection of 60% Urografin for treating sudden sensori-neural hear-ing loss on 22 ears(19 cases)is reported.是什么意思_Intravenous injection of 60% Urografin for treating sudden sensori-neural hear-ing loss on 22 ears(19 cases)is reported.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句