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.

smiling students with textbooks at school

博士

一位科學家

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

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.

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