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喊话器用英语怎么说？

喊话器

electric megaphone

相关词汇
electric megaphone

electric

adj. 电的，带电的，发电的，导电的，令人激动的，电动的；n. 电动车辆，带电体；
例句
A household radiator absorbs energy in the form of electric current and releases it in the form of heat.
家用取暖器吸收电流能量，再以热量的形式释放出来。

megaphone

n. 扩音器；
例句
A megaphone boomed out, "This is the police."
扩音器响了起来：“我们是警察。”
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
opprobrious conduct.
可耻行为
The use of nuclear weapons is a horrible threat to the species.
核武器对人类是一个严重威胁。
They maintained an uncertain attitude.
他们持一种暧昧的态度。
Quills were the chief writing implement from the 6th century AD until the advent of steel pens in the mid 19th century.
从公元6世纪到19世纪中期钢笔出现以前,羽毛笔是主要的书写工具。
The fields were yellow with wheat.
麦田一片金黄。
He got a bloody nose in the fight.
他在打斗中被打得鼻子流血。
the succession of the seasons
四季的接续
The road to the airport is clogged with traffic.
去机场的路交通阻塞得很厉害。
Sometimes he is funny; sometimes he seems like a poet.
有时他很滑稽, 有时他又像个诗人。
heartless cruelty
无情的残暴行为