The keynote speaker addressed an audience of over five hundred sales representatives this morning.

主講人今天早上對五百多名業務代表組成的聽眾發表演說。

Please arrive early, as the audience will be seated before the product launch begins.

請提早到場，因為產品發表會開始前觀眾就會入座。

The airline's safety video was redesigned to keep the audience of passengers more engaged.

該航空公司重新設計了安全影片，讓乘客觀眾更投入。