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Obs 汉语翻译【电】 气象电报 英语解释：名词 ob:- a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea
同义词：Ob, Ob River - the branch of medicine dealing with childbirth and care of the mother
同义词：obstetrics, OB, tocology, midwifery
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