演講台 影片素材 第1頁

Tribune with microphones and empty papers

Tribune with microphones rotates on gray background

Female business executive receiving award

Business executive giving a speech

Male business executive giving a speech

Sad old grandmother feel depress by bad event or problem from phone. Divergence.

AI Advancing Virtual Learning with Smart Education Tools Epoch

Side view of content creator recording livestream with microphone in home studio

Extreme close up of speaker mouth recording podcast with professional microphone

Podcast guest listening attentively during live recording in home studio

Young livestream host starting show with microphone and headphones in home studio

Side view of male podcaster reading notes and speaking into microphone in home studio

Focused podcaster speaking into microphone during livestream in blue-lit home studio

Close up of young Asian content creator speaking into microphone during podcast session

Close up of focused content creator livestreaming with microphone and headphones

Close up of podcast microphone with content creator speaking during livestream

Side close-up of young male creator speaking into podcast microphone in home studio

Animated self drawing of continuous line draw female speaker at podium with microphone, presenting to audience of seated colleagues or attendees at business conference. Full length one line animation

教室裡一位面帶微笑的亞裔女教師的特寫鏡頭

學術專家在台上發表演講，展現出專業。

年輕的演講者自信地表達了自己的觀點。

專業演講者在舞台上與觀眾互動

資深學者發表引人入勝的演講

一位醫生在會議上向觀眾發表演講

演講者背對著觀眾站在台上

Asian businessman in Santa hat giving cheerful Christmas speech to applauding office team with festive decorations and confetti celebration

教室：面向螢幕的人

演講者站在台上，面向觀眾 活動現場

課堂學生觀看熱氣球示意圖演示

一位演講者在台上認真表達自己的觀點

3d smartphone cartoon with podium, hand speaker, megaphone, arrow isolated on blue background. announce promotion news for social media networks, online marketing shopping concept, alpha channel

演講者正在台上向觀眾演講

一個表情嚴肅的小男孩，正處於一個重要的時刻

聚光燈下的商人，準備上台

講師在禮堂向觀眾講話

專業醫生在講台上豎起大拇指

自信的演講者在舞台聚光燈下散發出迷人魅力

Attractive woman take part in video call event in office

Notification Floating Like Button Heart Icons comments, follower, subscribers effect. Social media marketing concept

Animated self drawing of continuous line draw male speaker at podium with a microphone, presenting to seated colleagues or attendees. Business conference or seminar. Full length single line animation

Man, stage or speaker in sustainability summit for speech, climate change or renewable energy. Presentation, forum and guest in discussion for ecology event, awareness and eco friendly convention

一位博學的教授在講台上慷慨激昂地發表演講。

Briefing of president of US United States in White House.

Social media Live stream style animated icon on green background. Love heart and thumbs up symbols

Cartoon characters with speech bubbles for communication concept.

演講者在演講廳內向觀眾

一個女孩在聚光燈下的講台上演講

Presentation, coaching and hands with a business black man talking to his team during a meeting in the office. Marketing, podium and leadership with a male manager leading a workshop or seminar

商業教育培訓演講場景視頻

Close-up of red rostrum with microphone and blank paper on white background