學者 影片素材 第1頁

Tired overworked lady feeling eye strain after using computer working from home. Headache, visual fatigue and eyestrain concept. Exhausted young woman taking off glasses massaging dry irritable eyes.

一位科學家

smiling students with textbooks at school

博士

Male student study in the school library. He using laptop and learning online .

University student in library using laptop and writing notes for online learning

Asian student doing research in library using laptop in books, making a project and preparing for exam.

University Student Writing Notebook and Using Laptop Research at Library.

University Student Writing Notebook Laptop Research Library.

University Student Laptop Studying Writing Library Research Education.

Close up the university student studying on laptop in library.

Young Asian man in navy sweater having eureka moment while studying at desk with books and coffee in warm library setting

Doctor standing with laptop examine x-ray flim for patient in the hospital.

University Student Writing Notebook and Using Laptop Research at Library.

Medium close-up front shot University Student E-Learning Research Laptop Campus Library.

University student using laptop and writing notes in campus library for online learning.

University Student Writing Notebook and Using Laptop Research at Library.

European middle-aged professor with glasses pointing finger up while explaining concept in library office with books and whiteboard

European doctor explaining chest x-ray results to concerned family with patient in medical office consultation

Animated Asian boy reading Christmas story book in cozy library with falling snowflakes and festive decorations

Asian teenage male student in navy school uniform standing in school hallway with lockers looking contemplative and serious

研究人員專注於未來的創新

Young University Male Searching For A Book In A Library.

Young University Male Searching For A Book In A Library.

Young University Male Searching For A Book In A Library.

University Student Studying on Laptop in Library

Young University Male Searching For A Book In A Library.

Young University Male Searching For A Book In A Library.

Education concept of 4k Resolution. A doctor is practicing sutures with a practice apparatus.

Medium close-up side shot. University Student Online Study Laptop Library Research Literature.

Male Doctor looking X-Ray film and examining in hospital

Campus Library Online Study University Student Research Laptop.

Young University Male Searching For A Book In A Library.

Young Asian University Student reading in a library

Young Asian University Student reading in a library

Young Asian University Student reading in a library

Young Asian University Student reading in a library

Young University Male Searching For A Book In A Library.

Young Asian University Student reading in a library

Young Asian University Student reading in a library

Young Asian University Student reading in a library

Education concept of 4k Resolution. Researchers are dissecting frogs in a lab.

Young Asian University Student reading in a library

Young University Male Searching For A Book In A Library.

Young University Male Searching For A Book In A Library.

University Student Hands Using Laptop Trackpad Notebook Library.

一名男子在書架前思考圖書館場景

一位老人在書房安靜休息

Young Asian University Student reading in a library

Focused close up of African student returning book to shelf in library, showing concentration and detail against blurred background of bookshelves and soft natural light