1,491 免版税 视频文件，用于"大学"

外层空间行星恒星星系科学地球教育地球仪天文学世界
Galaxy black hole planet
行星星系
Full HD
00:08
Karlsruhe clouds time lapse
城市云
Full HD
00:17
Universe jar colourful
星系水
Full HD
00:53
Space universe cosmos
外层空间背景
Full HD
00:25
Colorful galaxy blue
外层空间背景
4K
00:10
Sun space cosmos
外层空间行星
Full HD
00:10
Voyager probe universe
外层空间宇宙飞船
Full HD
00:30
Space cosmos atom
外层空间背景
Full HD
00:10
Landscape gas giant lake
景观水
HD
00:17
Aurora borealis northern lights green
天文学性质
4K
00:23
Space galaxy blue
背景奇幻
4K
00:10
Planet earth world planets
行星星系
Full HD
00:45
Blue star night
外层空间奇幻
Full HD
00:25
K2 mountain himalaya
景观性质
HD
00:06
Space universe milky way
外层空间奇幻
SD
00:24
Star field stars galaxy
外层空间背景
Full HD
00:30
Lungs anatomy medical
医疗药物科学
Full HD
00:15
Jupiter moon space
外层空间奇幻
4K
00:27
Space warp tunnel
科学旅行
Full HD
00:05
Rocket launch nasa space ship
科学技术
HD
00:20
Sun planet space
外层空间行星
4K
00:09
Ufo flight invasion
外层空间星系
HD
00:20
Universe solar system space
外层空间科幻小说
Full HD
00:10
Earth science world
地图科学
Full HD
00:20
Intestines intestine function
医疗药物科学
Full HD
00:13
The teacher writes homework the teacher wipes the board yellow cloth
铁路列车学校
Full HD
00:12
The teacher writes homework the teacher wipes the board yellow cloth
铁路列车学校
Full HD
00:07
The teacher writes homework the teacher wipes the board yellow cloth
铁路列车学校
Full HD
00:08
The teacher writes homework the teacher wipes the board teacher
铁路列车学校
Full HD
00:21
Extraterrestrial visitors space
外层空间背景
Full HD
00:11
Moon star blue
外层空间奇幻
Full HD
00:19
Hubble space telescope astronauts nasa
科学技术
Full HD
00:21
Stars starry sky night
背景性质
Full HD
00:05
Science school math
科学学校
HD
00:14
The sun in the space against light sun
外层空间行星
Full HD
00:14
Galaxy universe space
外层空间奇幻
4K
00:32
Science fiction space universe
外层空间奇幻
Full HD
00:25
Color spiral return
模特儿光
Full HD
00:20
Sun particles energy solar energy
外层空间抽象艺术
Full HD
00:22
Hubble space telescope astronauts nasa
科学技术
Full HD
00:27
Hubble space telescope astronauts nasa
科学技术
Full HD
00:24
Flower of life sacred geometry geometry
符号模式
Full HD
01:00
Earth cube beach ball
外层空间奇幻
Full HD
00:30
To dye macro green
抽象艺术绿色
Full HD
00:55
Night sky stars
景观科学
HD
00:25
Shark water space
背景水
Full HD
00:08
The lessons are over teacher folder
学校图书
Full HD
00:18
The lessons are over teacher folder
学校图书
Full HD
00:23
Cern particle cloud chamber
物理学科学
Full HD
00:19
Bullet space cosmos
外层空间背景
Full HD
00:11
Board chalk finance
符号科学
Full HD
00:30
Board chalk finance
符号科学
Full HD
00:13
Moon stars night
外层空间美国
Full HD
00:13
Planet space stars
外层空间行星
Full HD
00:20
Microscope science lab
科学医学
HD
00:16
Dna helix deoxyribonucleic acid
生物学科学
Full HD
00:06
Science molecule research
背景科学
HD
00:12
Star blue shine
圣诞聚会
4K
00:20
Space black hole stars
外层空间骑自行车
4K
00:15
Tunnel stars lights
背景恒星
Full HD
00:20
Cell biology education
科学医学
Full HD
00:10
Window meteorites night
景观场景
Full HD
00:30
Solar system earth moon
外层空间行星
Full HD
00:14
Galaxy colour space
背景奇幻
4K
00:10
Landscape moon heaven
景观奇幻
HD
00:20
Test tubes experiment science
背景科学
HD
00:08
Human digital people
电子计算机人的
Full HD
00:30
Earth moon graphic
外层空间行星
Full HD
00:12
Hornet insect dill
景观性质
HD
00:17
Dna genetics molecular biology
医疗药物科学
Full HD
00:25
Board chalk feedback
企业学校
Full HD
00:17
Chemistry elements periodic table
科学家科学
HD
00:11
Liquid cells biology
背景科学
HD
00:09
Atom fusion molecule
电子学科学
Full HD
00:10
Cart light background
背景光
Full HD
00:02
3d model world earth
地图非洲
Quad HD
00:10
3d model world earth
地图非洲
Full HD
00:10
3d model world earth
地图非洲
Full HD
00:10
Globe 3d 3d model
地图非洲
Full HD
00:10
Globe 3d 3d model
地图非洲
Full HD
00:10
Globe 3d 3d model
地图非洲
Full HD
00:10
Globe 3d 3d model
地图非洲
Full HD
00:10
Globe 3d 3d model
地图非洲
Full HD
00:10
Globe 3d 3d model
地图非洲
4K
00:10
Globe 3d 3d model
地图非洲
4K
00:10
Globe 3d 3d model
地图非洲
4K
00:10
Globe 3d 3d model
地图非洲
4K
00:10
3d model world earth
地图非洲
Full HD
00:09
Rainbow clouds nature
景观树
Full HD
00:09
Microscope medical laboratory
背景科学
HD
00:09
Italy flag flag italy
旗帜国家
Full HD
00:49
Knee anatomy pain
医疗药物健康
Full HD
00:37
Knee anatomy pain
医疗药物健康
Full HD
00:29
Night sky stars moon
外层空间天文学
Full HD
00:57
Solar eclipse moon astronomy
科学行星
Full HD
00:08
Cowichan vancouver island canada
加拿大
Full HD
00:39
Nuclear particles electrons neutron
电子学水
SD
00:16
Electronics show rotation
电子学表演
Full HD
00:09
Zinc chemistry metal
科学金属
Full HD
00:25
Astrology astronomy astrophotography
背景圣诞
HD
00:18
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