A biology student prepares an experiment during the National Biologists Night in Warsaw, capital of Poland, Jan. 11, 2019. The eighth edition of the National Biologists Night was held on Friday at lots of universities all around Poland attracting thousands of visitors. (Xinhua/Jaap Arriens)
National Biologists Night held in Warsaw, capital of Poland
Source: Xinhua| 2019-01-12 10:59:24|Editor: Xiaoxia
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