close up of bioengineered cell or smart virus particle in nano medicine research - 泡囊 個影片檔及 b 捲影像00:07
abstract translucent biomolecular structures symbolizing biotechnology, molecular science and biomedical innovation - 泡囊 個影片檔及 b 捲影像00:10
close up of bioengineered cell or smart virus particle in nanomedicine research, microscopic 3d rendering - 泡囊 個影片檔及 b 捲影像00:10
for spa and massage, essential oil is dripped from a glass dropper and poured into the mixture prepared in a wooden container. real place and real people - 泡囊 個影片檔及 b 捲影像00:24
the moon: a giant step in geology - part 14 of 41. documentation of the first lunar landing and rock samples brought back by astronauts have unlocked many mysteries of moon geology. this film shows scientists at houston's lunar receiving laboratory analyz - 泡囊 個影片檔及 b 捲影像00:31火山地形
asian man feel itchy and scratching on his hand medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:12
asian man feel itchy and scratching on his leg medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:15
asian man feel itchy and scratching on his leg medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:14
asian man feel itchy and scratching on hand medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:13
asian man feel itchy and scratching on his leg medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:16
asian woman feel itchy and scratching on her leg medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:10
asian woman feel itchy and scratching on her leg medical and healthcare with scars mark - 泡囊 個影片檔及 b 捲影像00:10