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自 2016 后的 Pond5 艺术家

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technology college laboratory study science achievement test medical classroom experiment scientist teacher chemist school research

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00:31

Hungry Homeless Man Looking In Garbage Container

Hungry homeless man looking in garbage container 库存影片 75306252

00:29

The Young Promising Manager Reports The Results Of The Performed Work

The young promising manager reports the results of the performed work 库存影片 62480940

00:36

Male Farmer Guy Unload Chopped Fire Wood To Rusty Wheelbarrow. Male Squat.

Male farmer guy unload chopped fire wood to rusty wheelbarrow. Male squat. 库存影片 64597834

00:20

Meeting Table In Conference Room. Panorama View

Meeting Table In Conference Room. Panorama View 库存影片 270224236

00:06

Man Hand Turns On Electricity Power Fuse Circuit In The Power Shield.

Man hand turns on electricity power fuse circuit in the power shield. 库存影片 73337453

00:29

Girl Student, Reader In The Library Card Catalog

Girl student, reader in the library card catalog 库存影片 71070776

00:22

Man Trimming Cut Lush Grass In Garden In Village Countryside With Petrol Trimmer

Man trimming cut lush grass in garden in village countryside with petrol trimmer 库存影片 64937254

00:42

Worker Measures And Cuts Rockwool For House Insulation. Close-Up

Worker measures and cuts rockwool for house insulation. Close-up 库存影片 64733986

00:17

Teacher Showing A Molecular Model Of A Chemical Formula In The Classroom.

Teacher Showing A Molecular Model Of A Chemical Formula In The Classroom. 库存影片 138048119

00:11

Empty Auditorium For Lectures. Blackboard, Rows Of Wooden Desks, Soft Chairs

Empty auditorium for lectures. Blackboard, rows of wooden desks, soft chairs 库存影片 91814118

00:10

Old Fashioned Industrial Control Panel

Old Fashioned Industrial Control Panel 库存影片 157981487

00:22

Empty Conference Room With Tribune For Speech

Empty Conference Room With Tribune For Speech 库存影片 256813473

00:09

Physical Chemistry Laboratory Equipment

Physical Chemistry Laboratory Equipment 库存影片 137939613

00:17

Ejecting A Floppy Disk From Computer

Ejecting A Floppy Disk From Computer 库存影片 105466636

00:21

Slider Shot Of Vintage Manual And Electric Typewriters

Slider Shot Of Vintage Manual And Electric Typewriters 库存影片 129691219

00:09

Female Hand Extracted The Video Cassette From The Vcr

Female hand extracted the video cassette from the VCR 库存影片 78118526

00:09

Chemistry Demonstration Using Fire. Student Gets Experience In Chemistry

Chemistry demonstration using fire. Student gets experience in chemistry 库存影片 95744163

00:14

Working In Granary At Harvest Time. Workers-Farmers Pours The Wheat Harvest

Working in granary at harvest time. Workers-farmers pours the wheat harvest 库存影片 83879317

00:06

Service Worker Paints A Road Barrier

Service Worker Paints A Road Barrier 库存影片 283658721

00:12

Preparing Concrete Manually. Collect Concrete Into Buckets

Preparing Concrete Manually. Collect Concrete Into Buckets 库存影片 281336102

00:18

Male Student Sitting On The Desk And Speaking By Phone In Empty Auditorium

Male Student Sitting On The Desk And Speaking By Phone In Empty Auditorium 库存影片 127420354

00:10

Portrait Of A Man Talking On An Vintage Landline Telephone

Portrait Of A Man Talking On An Vintage Landline Telephone 库存影片 283631976

00:12

Old Television Set, Macro View

Old Television Set, Macro View 库存影片 268179484

00:11

Old Retro School. View Of Rows Of Wooden Desks, Blackboard, Abacus

Old Retro School. View Of Rows Of Wooden Desks, Blackboard, Abacus 库存影片 221701975

00:10

View Of Retro Equipment Plugs

View Of Retro Equipment Plugs 库存影片 152565657

00:23

The Keys To The Rooms In The Hotel, Guesthouse, Hostel, Side View

The Keys To The Rooms In The Hotel, Guesthouse, Hostel, Side View 库存影片 99465928

00:25

The Old Ceiling In Abandoned Room

The old ceiling in abandoned room 库存影片 88937883

00:16

Rare Retro Computer Machine

Rare Retro Computer Machine 库存影片 121664534

00:19

The Retro Steel Military Helmet

The retro steel military helmet 库存影片 90254910

00:12

Airplane Propeller. Doves On Airscrew

Airplane Propeller. Doves On Airscrew 库存影片 277646343

00:19

Digital Measuring Equipment With Buttons, Toggle, Wires

Digital Measuring Equipment With Buttons, Toggle, Wires 库存影片 145640770

00:22

Lecture Hall With Rows Of Desks And Chairs

Lecture Hall With Rows Of Desks And Chairs 库存影片 151134152

00:20

Hands Of Young Man Typing On A Computer Keyboard

Hands Of Young Man Typing On A Computer Keyboard 库存影片 121761124

00:26

Working In Office With Documents And Business Graphs.

Working in office with documents and business graphs. 库存影片 73577188

00:13

Using Old Abacus, Vintage Counting Frame

Using Old Abacus, Vintage Counting Frame 库存影片 287872825

00:15

Broken Old Water Mill

Broken Old Water Mill 库存影片 224148550

00:30

The Piston Aircraft Engine. Aircraft Construction.

The piston aircraft engine. Aircraft construction. 库存影片 91205333

00:17

Empty College Classroom With Wooden Desks, White And Green Chalkboards

Empty College Classroom With Wooden Desks, White And Green Chalkboards 库存影片 142282497

00:06

Hungry Homeless Woman Rummaging In Trash Can Looking For Food

Hungry Homeless Woman Rummaging In Trash Can Looking For Food 库存影片 265253198

00:10

Man Shake Off The Snow From The Branches With Hand In Winter

Man Shake Off The Snow From The Branches With Hand In Winter 库存影片 122855565

00:08

Close-Up Of Using An Antiquarian Cassette Player

Close-up of using an antiquarian cassette player 库存影片 99413408

00:30

Secretary And Director Looking In Documents At The Table In Business Office

Secretary and director looking in documents at the table in business office 库存影片 73822058

00:19

Numbers And Symbols On Vintage Buttons Of Old Dashboard

Numbers And Symbols On Vintage Buttons Of Old Dashboard 库存影片 157981160

00:11

Closeup Of Male Student With Molecular Model On Chemistry Lesson

Closeup Of Male Student With Molecular Model On Chemistry Lesson 库存影片 138047592

00:17

Male Student Preparing To Lecture

Male Student Preparing To Lecture 库存影片 127923383

00:09

Equipment With Knot Chain Drive And Conveyor Belt

Equipment With Knot Chain Drive And Conveyor Belt 库存影片 104697916

00:23

Slider Shot Of Empty Study Hall In High School

Slider Shot Of Empty Study Hall In High School 库存影片 122078767

00:14

Snow Falls In Winter Park, Forest.

Snow Falls In Winter Park, Forest. 库存影片 122986822

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