megaphone造句

1、The megaphone is also being trial led in airports and areas with busy public transport systems.
这款扩音器还在机场等一些繁忙的公共交通系统区域进行了测试。

2、But it is hard to learn with one hand holding a megaphone and the other clenched into a fist.
但是，如果一只手拿着麦克风，而另只手攥着拳头的话，那相互学习的事情可就难上加难了。

3、He said: "It would be like putting a megaphone in the system" bringing stem cells to the injury.
他说：“这就好像是在系统中安放一个“传声筒”，将干细胞召到伤口处。”

4、On Impedance Matching between Megaphone and Horn
再论扩音机与喇叭的阻抗匹配

5、A megaphone boomed out, "This is the police."
扩音器传出了低沉而响亮的声音：“我们是警察。”

megaphone翻译