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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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00:21

Man's Hands Takes A Lot Of Wheat Grains From A Mound, A Granary.

Man's hands takes a lot of wheat grains from a mound, a granary. 库存影片 66923588

00:07

Hand Puts A Cartridges In Bag For Ammo Belt .

Hand puts a cartridges in bag for ammo belt . 库存影片 123706590

00:27

The Young Instructor Explains The Functional Use Of The Fire Extinguisher.

The young instructor explains the functional use of the fire extinguisher. 库存影片 68684987

00:08

A Man Drinks Beer And Watches Football On The Old Tv.

A man drinks beer and watches football on the old TV. 库存影片 69815733

00:20

Cow Grazing On Green Grass Near The Farm Buildings.

Cow grazing on green grass near the farm buildings. 库存影片 64571758

00:09

Men's Bare Feet Walking On The Onion Harvest

Men's bare feet walking on the onion harvest 库存影片 70522964

00:15

Hands Women Shoots Video On Mobile Winter Nature

Hands women shoots video on mobile winter nature 库存影片 72504303

00:30

Instructor Shows Protective Working Glasses, Explains Functional Application.

Instructor shows protective working glasses, explains functional application. 库存影片 68685447

00:13

Moving On Vintage Old Antique Railroad Rails

Moving On Vintage Old Antique Railroad Rails 库存影片 172091037

00:31

The Camera Pans Bottom-Up In Empty University Auditorium

The Camera Pans Bottom-up In Empty University Auditorium 库存影片 122098449

00:15

Potter Makes Clay Wet For Forming Pottery Ware.

Potter Makes Clay Wet For Forming Pottery Ware. 库存影片 119202990

00:15

School Class, Empty. Blackboard, Desks And Chairs

School Class, Empty. Blackboard, Desks And Chairs 库存影片 194292522

00:13

Macro View Of Part Of Old Tv

Macro view of part of old TV 库存影片 96245964

00:12

Bottom View On The Old Street Lamp

Bottom view on the old street lamp 库存影片 83528677

00:26

Obsolete Research Equipment, Electronic Computing Equipment

Obsolete research equipment, electronic computing equipment 库存影片 145641882

00:22

Worker Hand Filing Piece Of Metal In A Manufacturing. Close Up.

Worker Hand Filing Piece Of Metal In A Manufacturing. Close Up. 库存影片 131851636

00:11

Research Laboratory With Molecular Structures. Slider View. Closeup

Research laboratory with molecular structures. Slider view. Closeup 库存影片 93650536

00:26

The Passage Between The Rows Of Desks In The Lecture Hall

The Passage Between The Rows Of Desks In The Lecture Hall 库存影片 98854788

00:15

Old Tangled Electrical Cables Wires

Old Tangled Electrical Cables Wires 库存影片 271627829

00:32

Top View Of Poor Man Finds A Food The Garbage Can

Top view of poor man finds a food the garbage can 库存影片 121446155

00:17

The Soldering Iron Melts Rosin. Placing Tin Solder On Soldering Iron.

The soldering iron melts rosin. Placing tin solder on soldering iron. 库存影片 87260588

00:25

Empty Conference Room. Conference, Lecture, Meeting, Presentation

Empty Conference Room. Conference, Lecture, Meeting, Presentation 库存影片 101158267

00:06

Back Side Of Digital Measuring Devices With Buttons And Wiring.

Back Side Of Digital Measuring Devices With Buttons And Wiring. 库存影片 145641199

00:11

Outdated Ceramic Fuses On Old Switchboard With Wires. Close Up

Outdated Ceramic Fuses On Old Switchboard With Wires. Close Up 库存影片 179538772

00:22

The Group Of Female Activists Collecting Trash On Grass In City Park

The group of female activists collecting trash on grass in city park 库存影片 90050526

00:21

Worker's Hand Opens And Closes A Control Panel Of The Old Broken Switchboard

Worker's hand opens and closes a control panel of the old broken switchboard 库存影片 90667046

00:18

Retro Railroad Handcar, Draisine Or Rail Vehicle

Retro Railroad Handcar, Draisine Or Rail Vehicle 库存影片 293963469

00:20

Close-Up On Old Fashioned Vintage Retro Keyboard. Retro Dusty Keypad

Close-up On Old fashioned Vintage Retro Keyboard. Retro Dusty Keypad 库存影片 157993860

00:18

Work Desk With Radio Electronic Components

Work Desk With Radio Electronic Components 库存影片 98998180

00:21

Special Desks In The Classroom For Descriptive Geometry, Architecture, Design

Special Desks In The Classroom For Descriptive Geometry, Architecture, Design 库存影片 142531264

00:16

Homeless Near Waste Containers

Homeless Near Waste Containers 库存影片 316831661

00:29

View Of Old Fashioned Vintage Rotary Dial Phones

View of old fashioned vintage rotary dial phones 库存影片 96003711

00:08

Male Scientist, Teacher Shows Model Of Molecular Structure In Lab

Male Scientist, Teacher Shows Model Of Molecular Structure In Lab 库存影片 283648791

00:12

Macro Dolly View Old Rusty Rails And Wooden Sleepers On Railroad Station. Close

Macro Dolly View Old Rusty Rails And Wooden Sleepers On Railroad Station. Close 库存影片 172064913

00:12

Stand With Keys From Hotel Rooms, Hostel Room Number Thirteen. Macro View

Stand With Keys From Hotel Rooms, Hostel Room Number Thirteen. Macro View 库存影片 99488854

00:12

Empty Outdated Computer Room, Retro Computer Technology

Empty Outdated Computer Room, Retro Computer Technology 库存影片 129690463

00:21

Young White Worker Pours Sand Into A Rotating Concrete Mixer With Shovel

Young white worker pours sand into a rotating concrete mixer with shovel 库存影片 64600046

00:16

View Of Old Empty Abandoned Swing. Close Up

View Of Old Empty Abandoned Swing. Close Up 库存影片 281639678

00:34

Man Working At The Computer. Retro Computer Technology

Man Working At The Computer. Retro Computer Technology 库存影片 126340959

00:06

Old Style Telephone. Slider Shot

Old Style Telephone. Slider Shot 库存影片 309453616

00:19

Big Auditorium Before Lecture. Slider Shot

Big Auditorium Before Lecture. Slider Shot 库存影片 98856642

00:17

The Girl's Hands Pushed The Branches With Ripe Plum Fruit

The girl's hands pushed the branches with ripe plum fruit 库存影片 83529104

00:17

Retro Old Fashioned Personal Computers With Crt Monitors

Retro Old Fashioned Personal Computers With Crt Monitors 库存影片 311200123

00:20

Man Talking On Wired Old-Fashioned Telephone

Man Talking On Wired Old-Fashioned Telephone 库存影片 268824015

00:27

Little Girl Sitting On The Blanket And Playing With Toy Car In Yard

Little girl sitting on the blanket and playing with toy car in yard 库存影片 80830541

00:25

Carpenter Sawing Wooden Plank. Close Up

Carpenter sawing wooden plank. Close up 库存影片 75369973

00:26

View Of Man-Farmer Feeding Bull Freshly Cut Corn Stems.

View of man-farmer feeding bull freshly cut corn stems. 库存影片 85690701

00:28

Set Of Saws In Sawmill Machine For Cutting, Making Wooden Boards.

Set of saws in sawmill machine for cutting, making wooden boards. 库存影片 89927260

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