Men in suits stand on the stage, the background of the red curtain is solemn, the audience is full of atmosphere.,Men's suit,Stage background,Red curtain,auditorium,Solemn atmosphere,lecturer,Glasses,Men's back,Formal occasion,Speech activity,Lighting effect,Public place,Speech scene,Upright position,Large audience,Solemn occasion,Warm atmosphere,Ritual activity,Speech preparation
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Men in suits stand on the stage, the background of the red curtain is solemn, the audience is full of atmosphere.

Men's suitStage backgroundRed curtainauditoriumSolemn atmospherelecturerGlassesMen's backFormal occasionSpeech activityLighting effectPublic placeSpeech sceneUpright positionLarge audienceSolemn occasionWarm atmosphereRitual activitySpeech preparation