单词speaker
n.: 演讲者；扬声器；说话者；发言者
网络: 喇叭；主讲人；演讲人
发言者；演讲者:
a person who gives a talk or makes a speech
说话者:
a person who is or was speaking
讲（某种语言）的人:
a person who speaks a particular language
（议会的）议长:
the title of the person whose job is to control the discussions in a parliament
扬声器；喇叭:
the part of a radio, computer or piece of musical equipment that the sound comes out of
(会议的)主席
广播员
英国下议院、美国众议院议长
发言者
扬声器,音箱
扩音器,扬声器;喇叭,话筒
发言人
说话人;演说者;雄辩家
复数：speakers
adj.+n.:
english speaker,fluent speaker,eloquent speaker,effective speaker,poor speaker
n.uttererchattererrecitertalkerorator
You will calm your nerves and be a much more effective speaker if you speak to one person at a time, for a few second each.
如果你每次只对一个人讲话，每次只讲一会，你就会镇定下来，成为一个更加有影响力的发言者。
If you think I"m going to tell you that public speaking is simple and that anyone can become an accomplished speaker overnight, guess again.
如果你认为我将告诉你公共演讲其实很简单而且任何人都能够一夜之间成为一个老练的演讲家，那么你猜错了。
In fact, the process by which I was selected as the keynote speaker remains something of a mystery to me.
实际上，我被选为大会主要发言人的过程，仍然对我来说是个奇迹。
Speaker of the House Nancy Pelosi said the president"s comments were beneath the dignity of the office.
美国众议院议长佩洛西表示，总统的评论有失白宫的尊严。
The face of the tall straight woman turned slowly as if drugged to this new speaker.
这位身材高，腰板挺直的女人慢慢地变了脸色，在这位新发言者看来，她就象服了麻醉药似的。
Steve Jobs has never been a particularly good public speaker himself.
不过，史蒂夫•乔布斯本身也不是一位多么出色的公众演说者。
They then used the mosque"s loud speaker system, normally used to call people to prayer, to broadcast their chants across the city.
接着他们用清真寺的大喇叭，一般用来宣礼的，把他们的呼唤响遍全城。
Wang Hui, the first speaker, hoped to be a wealthy businessman, because he thought a wealthy businessman can lead a rich and happy life.
王辉，第一个发言，希望成为一个富有的商人，因为他觉得一个富裕的商人可以导致丰富和幸福的生活。
Now please get ready to ask the speaker three questions.
下面请你用英语提问三个问题。
In everyday English, when the semantic meaning of the speaker crosses with that of the hearer, humor is formed.
在日常会话中，当说话人的语义层面和听话人的语义层面相交叉时，易形成幽默。