欢迎您访问52IJ教育培训网,今天小编为你分享的物理方面的学习知识是通过网络精心收集整理的:“偷听隔壁_间谍在偷听隔壁房间里的人说话时总是放一个固体在耳...[物理]”,注意:所整理内容不代表本站观点,如你有补充或疑问请在正文下方的评论处发表。下面是详细内容。
固体比空气更利于声音的传播
其他类似问题
问题1:怎样偷听隔壁声音
去电子市场买一个观鸟器,这是学名是动物学家用来观察鸟类叫声的,其实就是偷听器,就是一个小锅天线似的东西对准想要偷听位子带上耳机就可以听了,一般的有效距离30-60米,可以隔墙,但效果会降低,好像要300多rmb
问题2:急《小鬼当街》《邻居特工》《楼上的外星人》各10句经典英语台词!我已经将小鬼当街搞定了,[英语科目]
《小鬼当街Baby's Day Out(1994)》句:
1.Did the alarm clock ring
2.I don:t wanna get up.
3.Are you awake?
4.Are you feeling sick?
5.Did I keep you up?
6.I am still sleepy.
7.I have to comp my hair?
8.You are wearing your sweater inside out.
9.If you don:t hurry,we all be late.
10.Did you lock the door?
《邻家特工》:
Tell me more about Halloween.
That sounds familiar
Can your mommy do tha
Now see,you wanna be a spy,never tell the truth to the bad guy.
Sorry,I'm new at this
I want Bob to be my daddy
Gillian,your son is Sysco.He booby trap my hairdryer.
Nice hypothesis,but you cannot prove.
No,but I can hurt you!
What embarrassing
楼上的外星人
Aliens in the AtticHow are these changing?
I don't get it.What do you see in that guy?
I should stay home tomorrow,learn my lesson.
So get some sleep.We're hitting the road at sunup.
I barf in the middle.Remember?
Okay.That is enough.Knock it off,you guys.
That is so sweet of you.I really wish I could.
Try it again,Ricky
Do you really want Ricky as your brother-in-law?
Why can't they see that?
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