speaker
翻译
说话者, 演讲者, 扬声器, 议长
例句
The guest speaker was very interesting.
客座演讲者非常有趣。
My new speakers have great sound.
我的新扬声器音质很好。
She is a native speaker of English.
她的母语是英语。
The Speaker of the House called for a vote.
众议院议长要求投票。
语法模式
a speaker ((演讲者)) The speaker at the conference was excellent.
a speaker ((扬声器)) I bought a new Bluetooth speaker.
a native speaker of ((language)) ((以...为母语的人)) She is a native speaker of Spanish.
近义词
orator, lecturer (人); loudspeaker (设备)
词源
来自“speak”（说）加上表示“做……的人”的后缀“-er”。基本意思是“说话的人”。
记忆技巧
记住它既可以指说话的人，也可以指发出声音的设备（扬声器）。