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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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00:15

Man Aims A Rifle In Target.

Man aims a rifle in target. 库存影片 123706325

00:11

Soldier In Camouflage Uniforms Is Holding A Rifle

Soldier in camouflage uniforms is holding a rifle 库存影片 76402966

00:18

The Man Opens And Closes The Door Of A Wood-Fired Boiler

The man opens and closes the door of a wood-fired boiler 库存影片 73483494

00:22

Description Of The Design And Use Of The Nozzle On A Fire Hose.

Description of the design and use of the nozzle on a fire hose. 库存影片 68684439

00:17

Wood-Fired Boiler. Top-Down View

Wood-Fired Boiler. Top-Down View 库存影片 122986529

00:30

Pumping Of Sewage. Worker Extort Sewage With Help Of Motor Pump

Pumping of sewage. Worker extort sewage with help of motor pump 库存影片 70568302

00:15

Brilliant Adjustable Spanner And Male Hands In Work.

Brilliant adjustable spanner and male hands in work. 库存影片 74065935

00:23

Strong Man's Hands Takes A Lot Of Wheat Grains. Farmer's Hands Pour Golden Grain

Strong man's hands takes a lot of wheat grains. Farmer's hands pour golden grain 库存影片 66924971

00:12

Traditional Old Fashioned Retro Vintage Telephone

Traditional Old Fashioned Retro Vintage Telephone 库存影片 283631503

00:20

Drying Lake With Discarded Garbage On The Shore. Cracked Earth.

Drying lake with discarded garbage on the shore. Cracked earth. 库存影片 94817239

00:17

The Inserting An Old-Style 5.25, 3.5 Inch Floppy Disks. Old-Style 1980S

The inserting an old-style 5.25, 3.5 Inch floppy disks. Old-style 1980s 库存影片 157961391

00:15

Camera Moving Under The Desks In Classroom, Auditorium, Lecture Hall

Camera Moving Under The Desks In Classroom, Auditorium, Lecture Hall 库存影片 98854559

00:31

Vintage Electronics Lab With Electrical Appliances For Learning Engineers

Vintage Electronics Lab With Electrical Appliances For Learning Engineers 库存影片 99341926

00:13

Empty Chemistry Classroom With Mendeleev's Table On The Wall

Empty chemistry classroom with Mendeleev's table on the wall 库存影片 231566969

00:19

Slider Shot Of Dusty Buttons Retro Record Player

Slider shot of dusty buttons retro record player 库存影片 99414117

00:11

Inner Components Of Vintage Old Phone. Slider Equipment Used

Inner components of vintage old phone. Slider equipment used 库存影片 96003057

00:15

Young Teacher Or Student Explaining Schemes And Graphics Near The Blackboard

Young teacher or student explaining schemes and graphics near the blackboard 库存影片 91901406

00:19

Mechanic Operating Old Lathe Machine. Rotation Of The Metal Handle.

Mechanic operating old lathe machine. Rotation of the metal handle. 库存影片 87725682

00:20

Empty Desks In College Classroom University Lecture Hall

Empty Desks In College Classroom University Lecture Hall 库存影片 122079399

00:10

Sawmill Machine For Cutting Wood Boards

Sawmill machine for cutting wood boards 库存影片 89837774

00:24

Student Sitting On The Table And Use The Smartphone In Empty Auditorium

Student Sitting On The Table And Use The Smartphone In Empty Auditorium 库存影片 127420511

00:13

Placing Tin Solder On The Soldering Iron. Hot Soldering Iron With Smoke

Placing tin solder on the soldering iron. Hot soldering iron with smoke 库存影片 86980263

00:23

Adult Man Finds Discarded Window Frames On The Dump.

Adult Man Finds Discarded Window Frames On The Dump. 库存影片 128362084

00:32

Close-Up On Dusty Black Keyboard. Retro Keyboard

Close-up on dusty black keyboard. Retro keyboard 库存影片 90444149

00:15

Analog Electronic Devices On The Table. Retro Transistors, Resistors

Analog Electronic Devices On The Table. Retro Transistors, Resistors 库存影片 98997469

00:11

Slider View Of Old Wooden Cart Wheels

Slider View Of Old Wooden Cart Wheels 库存影片 229640439

00:17

Close-Up View On Rows Of Empty Seats In Auditorium, Conference Hall

Close-up View On Rows Of Empty Seats In Auditorium, Conference Hall 库存影片 271507344

00:18

Collection Of Vinyl Records. Slider Equipment Used.

Collection Of Vinyl Records. Slider Equipment Used. 库存影片 106051305

00:23

Lots Of Simple White Numbered Mailboxes Letterboxes. Messages Delivery

Lots Of Simple White Numbered Mailboxes Letterboxes. Messages Delivery 库存影片 271628080

00:11

Empty Auditorium, Lecture Hall, Assembly Hall, Conference Hall

Empty Auditorium, Lecture Hall, Assembly Hall, Conference Hall 库存影片 236917241

00:31

Old Cement Mixer On Abandoned Construction

Old Cement Mixer On Abandoned Construction 库存影片 104484926

00:20

Empty Lecture Hall At A University

Empty Lecture Hall At A University 库存影片 98855179

00:08

Old Retro Payphone At The Communication Center

Old Retro Payphone At The Communication Center 库存影片 233352645

00:17

The Old-Style Iron For Ironing Clothes

The Old-style Iron For Ironing Clothes 库存影片 268826912

00:14

Multicolored Bottles With Reagents On The Table. Chemical Laboratory.

Multicolored bottles with reagents on the table. Chemical laboratory. 库存影片 85983181

00:24

Empty Classroom With Rows Of Desks With Chairs. Break At School.

Empty Classroom With Rows Of Desks With Chairs. Break At School. 库存影片 138694522

00:06

Electrical Grinding Machine In The Old Factory

Electrical grinding machine in the old factory 库存影片 89067468

00:11

Old Computer With Crt Monitor. Flying Camera

Old Computer With Crt Monitor. Flying Camera 库存影片 257009330

00:07

Female Artisan Making Vase In Pottery Workshop

Female Artisan Making Vase In Pottery Workshop 库存影片 235444112

00:18

Person, Programmer Typing On Retro Computer Keyboard

Person, Programmer Typing On Retro Computer Keyboard 库存影片 126118029

00:12

Schoolgirl Is Doing Homework At Home By Mathematics.

Schoolgirl is doing homework at home by mathematics. 库存影片 122745883

00:13

Ejecting The Video Cassette From The Vcr Or Vhs. Black Vintage Video Tape Player

Ejecting the video cassette from the VCR or VHS. Black vintage video tape player 库存影片 78118339

00:13

Complex Research Equipment For Laboratory Experiments

Complex Research Equipment for Laboratory Experiments 库存影片 316233624

00:26

Portrait Of Teacher Wearing Mask Conducting Lesson.

Portrait Of Teacher Wearing Mask Conducting Lesson. 库存影片 134941982

00:15

Electrical Worker Are Repairing A Traffic Light

Electrical Worker Are Repairing A Traffic Light 库存影片 139615004

00:17

Close-Up Of Hands Of Little Girl Draws Image In Notebooks Using Pencils

Close-up of hands of little girl draws image in notebooks using pencils 库存影片 122754926

00:29

Dried Flowers In Vase At Dusty Table

Dried Flowers In Vase At Dusty Table 库存影片 103477713

00:16

A View Of Vintage, Torn And Dirty Red Flag With A Hammer And Sickle.

A view of vintage, torn and dirty red flag with a hammer and sickle. 库存影片 85297697

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