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**2.865.216 Ergebnisse für lecturer in „alle“**

19.955 Ergebnisse in Video

A large classroom with students and a teacher, engaged in a physics lesson on quantum mechanics

Smiling university professor in library

African teacher standing with book and reading lecture for students at university

Business woman, seminar and training for speaker in conference room for wellness presentation. Education, forum speech and microphone with corporate coach on stage for public relations or development

Professor teaching with projector

00:17

HD

Asian Speaker or lecture with casual suit on the stage presenting via projector screen in the conference hall or seminar meeting room to Audience, business education and Seminar concept

Businesswoman giving presentation by chalkboard at convention center

Female speaker giving a talk on corporate business conference. Unrecognizable people in audience at conference hall. Business and Entrepreneurship event.

Motivational speaker with headset performing on stage

Conference, presentation or seminar and public speaking woman with microphone on stage for development speech. Business, podium and tradeshow with Indian motivational speaker in corporate auditorium

Female public speaker at business conference, corporate presentation, workshop, coaching training, news conference, company meeting, public or political event. Public speaking concept.

Back of woman, audience and speaker with presentation, business conference and seminar event. Workshop, training and feedback summit with coach, sales education and crowd for career development

Business leadership conference speaker

Minimalist Continuous Line Drawing Of A Teacher Presenting At A Classroom Whiteboard Concept For Professional Education Training Sessions And Academic Lecturing Demonstrations Vector Graphic

Confident Female Speaker Giving Innovative Technology Presentation at Conference

image of a speaker giving a lecture at a business seminar

A male presenter in a suit gestures towards a projection screen while addressing an attentive audience in a sun-drenched conference room.

handsome teacher standing in school classroom with blurred background, lecturer

Female professor lecturing the students

Group of students raising hands in class on lecture

Audience listens lecturer at workshop

Students attending business lecture in modern classroom

indian business woman giving presentation, female speaker at conference.professional woman speaking on stage, corporate seminar presentation
female entrepreneur with microphone.

Woman speaker public speech business conference leadership talk large audience motivation seminar stage corporate event professional woman keynote address Confident woman speaker delivering public

Woman holding microphone while presenting to large audience ,people, women speaking, men sitting on the chair with interest, people with booknote writing, man speaking with other,

University students study in a classroom with male lecturer

Audience attending a conference or presentation in a large auditorium with stage lights

Lecturer and multinational group of students in an auditorium

Excited Female Entrepreneur Shares an Insightful Talk on Technology and Leadership at a Professional Business Conference. Diverse Multiethnic Guests Sitting in a Dark Auditorium

Business leader male conducts a lecture with a smile on his face during the conference. Man in stylish blue suit with microphone speaking on the background of white screen.

Woman presenting at podium with audience line art drawing.

Person raising hand in a lecture hall audience

Close-up of teacher lecturing adult students

00:10

HD

Adult people at conference listen to woman speaker providing lecture on scene in big conference hall. Business and Entrepreneurship concept. Audience at the conference hall.

Microphone with glowing bokeh lights in a large conference hall, ready for a speaker addressing a blurred audience at a professional business event

Happy mature middle-aged senior businessman teacher grandfather freelancer college professor wearing glasses isolated in white background

Student raising hand in classroom at the high school

A group of diverse people in a bright room with large windows, listening to speakers. One person raises their hand to participate in this business meeting, conference, or training session.

University lecture: professor engaging students in a packed classroom

Motivational speaker with headset performing on stage, back view

Business conference session with audience listening to presentation and large screen display in modern conference room

Teacher giving lecture in classroom

Confident female executive speaks at a podium before a blurred conference audience, ideal for leadership, corporate training, and public speaking campaigns.

Wooden podium with two microphones on white

Diverse group of professionals attending a corporate seminar, with a speaker presenting in the blurred background, focusing on concepts of education, learning, and communication

Presentation and training icon set with lecturer and audience

University Students Attending Lecture On Campus

Children (2-3, 4-5) drawing

Black woman teacher with dreadlocks standing in classroom with open arms and smiling. Education and welcoming learning environment

Image of a conference that takes place in a large conference room, workshop for young professionals, training in a large conference room, adult training

Lecturer Helps Scholar with Project, Advising on Their Work. Teacher Giving Lesson to Diverse Multiethnic Group of Female and Male Students in College Room, Teaching New Academic Skills on a Computer.

Angry teacher looking aggressively to camera taking off glasses, strict lecturer

学習塾の先生と生徒　撮影協力：学校法人電波学園　東京電子専門学校

Mature woman, stage and seminar with microphone for leadership skills, information or knowledge. Female person, public speaker and presentation at global summit, conference or motivation in uplifting

Sweden, Children playing with teacher in kindergarten

the speaker tells the speech at conference

Businesswoman standing at podium

University lecturer and students in class

Generative AI illustration of cheerful mature male teacher in suit smiling and explaining information to boy during lesson in modern classroom

Audience viewing business presentation on stage in large dark convention hall with soft blue and green accent lighting during corporate seminar event with blurred attendees in front rows

Young indian female teacher standing confidently

Microphone stands ready at a podium on stage before a blurred audience

Public speaker giving talk at Business Event.

The teacher shakes hands with the mother of the schoolgirl standing at the blackboard.

Male Business Speaker Giving A Talk At Business Conference Event.

Woman speaks at podium during press conference in city center with modern buildings in the background

Group of homeschooling children with teacher studying indoors, coronavirus concept.

Lecturer and multinational group of students in an auditorium

Back view of older student raising his hand to answer teacher's question during education training class.

Confident female speaker presenting with microphone at professional business seminar in modern conference room for leadership training corporate communication and workplace education event

Audience members sitting in a dark auditorium watching a professional presentation at an innovation symposium conference event with large projection screens

黒板の前に立って説明している先生（講師）　学校や塾の授業のイメージ

Teacher Giving Computer Science Lecture to Diverse Multiethnic Group of Female and Male Students in Dark College Room. Projecting Slideshow with Programming Code. Explaining Information Technology.

Business Conference with Focused Speaker - A business conference where the speaker is in focus and the audience is blurred.

Silver microphone mounted on podium against blurred national flag with news

Doctor Giving Lecture to Students

Audience watching male speaker on stage

Motivational speaker with microphone performing on stage, closeup. Space for text

Speaker Mic and Video Camera Glyph Icons Vector Collection for Webinar and Video Chat

Seminar, speaker and panel of people on stage for discussion, conference FAQ and presentation. Business summit, innovation expo and men with women with mic for tradeshow, event and convention

セミナー会場でマイクを持って説明する女性ビジネス講師

A scientific conference theme background with abstract bokeh and large presentation screen.

Teacher leading a diverse group of adults in an engaging classroom discussion

University lecturer presenting a topic to a class using a whiteboard.

Female speaker giving presentation in lecture hall at university workshop. Audience in the conference hall. Rear view of unrecognized participant in audience. Scientific conference event.

During lesson, girl teacher tells material and gives lecture, speaks to group of students. Students taking trial class in language courses, acting school. Group lessons at school of foreign languages

Charismatic male speaker delivering presentation on stage to engaged audience in conference hall with bright lights and projector screen in background modern business event.

A smiling female professor delivers a lecture to a diverse group of students in a modern university classroom with a large projection screen and natural light.

Confident Male Speaker Gesturing While Presenting to Audience in Conference Hall with Stage Lighting

Female speaker giving presentation during business seminar at convention center.

Rear view of people in audience at the conference hall, Speaker giving a talk in conference hall at business event.

Black afro American businesswoman delivering a powerful keynote address at a conference standing on stage with confidence addressing a diverse audience with her insights in the business world

塾イメージ　撮影協力：学校法人電波学園　東京電子専門学校

Teacher Giving Lesson to Diverse Multiethnic Group of Female and Male Students in College Room, Learning New Academic Skills on a Computer. Lecturer Shares Knowledge with Smart Young Scholars.

Exited woman motivational speaker on stage. Diversity, Success, Leadership, STEM concept. Generative AI.

Generative AI photo of confident clever school teacher lecturer conducting lesson in classroom background

Senior adult teacher giving a lecture to her high school students at classroom. Education concept.

Silhouetted audience faces large screen at dark presentation

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