the digestive system (2nd edition) - part 28 of 30. using precise animation and photography, this fascinating film shows the mechanical and chemical processes of digestion. the film traces food through the digestive system, illustrating both mechanical an - 微生物 個影片檔及 b 捲影像00:31
1946 ms laboratory technicians working with microscopes and beakers / united states - 微生物 個影片檔及 b 捲影像00:08
jeremy hunt interview on nhs strike and ebola outbreak; england: london:intjeremy hunt mp interview sot- on strike by nhs health workers / rejected... - 微生物 個影片檔及 b 捲影像08:17
bird flu vaccine development; england: london: university of london:intscientist taking unseen material out of deep freeze in laboratoryprofessor... - 微生物 個影片檔及 b 捲影像00:28注射疫苗
japan, - nov. 30: drone shot, workers bury bags containing culled chickens at a poultry farm in sekikawa in the sea of japan coastal prefecture of... - 微生物 個影片檔及 b 捲影像03:25
ecu t/l shot of amoeba crawling on surface of microscope slide searching for prey - 微生物 個影片檔及 b 捲影像00:07變形蟲
top down close up of medical scientist in blue gloves using metal inoculation loop to streak bacteria on blood agar petri dish beside bunsen burner flame, clinical microbiology diagnostics, science saving lives healthcare b roll, 4k. - 微生物 個影片檔及 b 捲影像00:05
municipal worker places dead sardines in a refuse bag on august 18, 2026 in cape town, south africa. south africa's department of forestry, fisheries... - 微生物 個影片檔及 b 捲影像00:08
high angle view of a modern water treatment plant filtering and cleaning wastewater in large pools - 微生物 個影片檔及 b 捲影像00:12
empty laboratory without human employees. artificial intelligence research pushing out human scientists - 微生物 個影片檔及 b 捲影像00:10
close-up hand in protective gloves lifting a petri dish with a biological bacteria growth sample inside - 微生物 個影片檔及 b 捲影像00:24
tablet or vitamin falling and dissolving into a glass of water against white background, - 微生物 個影片檔及 b 捲影像00:39
microscopic blue germs or bacteria in science or clinical study research, medical background concept, 3d animation - 微生物 個影片檔及 b 捲影像00:08
worried mother on a telemedicine consult using a digital tablet for her toddler while cuddling him on the couch - 微生物 個影片檔及 b 捲影像00:14體檢
this animated molecular model reflects the intersection of microbiology and technology. - 微生物 個影片檔及 b 捲影像00:15
two environmental engineers or water plant maintenance technicians working together at a wastewater treatment facility. - 微生物 個影片檔及 b 捲影像00:12污水
an asian female environmental scientist squats by a mangrove swamp, wearing gloves and a cap, documenting a water sample using her smartphone for field research and data collection. - 微生物 個影片檔及 b 捲影像00:12
doctor wearing gloves prepares a flu shot for elderly patient, focusing on illness prevention and care in a nursing home, ensuring safety and trust during vaccination. - 微生物 個影片檔及 b 捲影像00:08注射疫苗, 打針 - 醫療程序
modern research laboratory workstation. female scientist working on a computer. researching genetic diseases - 微生物 個影片檔及 b 捲影像00:08
scientist observing the growth of cells cultured on the petri dish with microscope - 微生物 個影片檔及 b 捲影像00:16
mosquito's larvas on water pond, culex pipiens on water surface, and other tiny larvas arround - 微生物 個影片檔及 b 捲影像00:30