n. someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)
n. the presiding officer of a deliberative assembly
n. 说话人, 讲演者, 发言人, 喇叭, 扬声器
[计] 扬声器
1. The speaker gave an inspiring talk at the conference.
演讲者在会议上进行了鼓舞人心的演讲。
2. Can you turn on the speaker so we can listen to the music?
你能把音响打开吗，这样我们就可以听音乐了？
3. She is a great speaker who knows how to engage the audience.
她是一位出色的演讲者，知道如何吸引观众。