At the beginning of this year, Boris Riftin, a Soviet Sinologist who was invited to Taiwan, brought Studies of the Tsao Language and A Tsao Language Dictionary, by the great 19th and 20th century Russian Orientalist Nevsky, with him.
今年初，應邀來台灣訪問的蘇聯漢學家李福清，帶來十九、廿世紀著名的俄國東亞專家涅瓦斯基編的「曹語研究」和「曹語詞典」。