video footage close-up, the scientist checked a petri dish in the biohazard box preparing for hazardous liquids and chemicals in the microbiology laboratory. - 細菌席 個影片檔及 b 捲影像00:07體檢
close-up shot of bacteriologist's hand takes off a glove after the finishing test and research method. - 細菌席 個影片檔及 b 捲影像00:20
close-up shot of bacteriologist's hand burning a piece of laboratory equipment. - 細菌席 個影片檔及 b 捲影像00:10
close up shot of bacteriologist's hand make a bacteria line in a media plate or petri dish, bacteriologist laboratory. - 細菌席 個影片檔及 b 捲影像00:11細菌
close up shot of bacteriologist's hand make a bacteria line in a media plate or petri dish, bacteriologist laboratory. - 細菌席 個影片檔及 b 捲影像00:09
close up shot of bacteriologist's hand make a bacteria line in a media plate or petri dish, bacteriologist laboratory. - 細菌席 個影片檔及 b 捲影像00:09
close up shot of bacteriologist's hand make a bacteria line in a media plate or petri dish, bacteriologist laboratory. - 細菌席 個影片檔及 b 捲影像00:16