Definition: a speech made to a group of people about a particular subject Level: B2
他做了一个关于可持续能源的演讲。
He gave a ___talk about sustainable energy.
昨天我参加了一个关于人工智能的精彩讲座。
I attended a fascinating ___talk on artificial intelligence yesterday.
她做了一个关于她艺术家之旅的鼓舞人心的演讲。
She delivered an inspiring ___talk about her journey as an artist.
