* 用英语自身来理解和学习英语是最好的方式，《英读廊》是《满庭说英语》中的拓展阅读系列，这一系列的文章力求帮助大家在英语阅读能力上有所提升，并树立英语思维；* 推荐的阅读的方法是：先原文，适当看解析阅读，还有疑惑再看双语对照。* 解析中英语单词的音标使用Dictcom和IPA双音标标注，如果需要了解Dictcom音标，请参看我们的《dictionary.com所用的音标体系》一文。* 本篇文章难度系数6.6，由《小仙英语伴读》人工智能难度分析系统提供评分。
#英语思维#
#英语#
#电梯#
Why do we have no signal on our mobile phones in elevators?【译】为什么电梯里的手机没有信号？【单词】signal ['sig-nl]['sɪɡnəl] n. 信号【单词】mobile ['moh-buh l, -bahyl]['məʊbaɪl] adj. 移动的【单词】phones 原型：phone [fohn][fəʊn] n. 电话；电话机【单词】elevators 原型：elevator ['el-uh-vey-ter]['elɪveɪtə] n. <美>电梯
Because most elevators are made with a metal framework that blocks radio signals.【译】因为大多数电梯都是用金属框架制成的，可以阻挡无线电信号。【单词】metal ['met-l]['metl] n. 金属；合金【单词】framework ['freym-wurk]['freɪmwɜːk] n. 框架；体系；结构【单词】blocks 原型：block [blok][blɒk] v. 阻塞，阻挡【单词】radio ['rey-dee-oh]['reɪdiəʊ] n. 无线电
This is an unwanted side effect of making the elevator safe enough to carry enough weight.【译】这是一个不必要的副作用，使电梯安全到足以承载足够的重量。【单词】unwanted [uhn-'won-tid][ˌʌn'wɒntɪd] adj. 不需要的；多余的；无用的；不受欢迎的【单词】safe [seyf][seɪf] adj. 安全的；安然无恙的；可靠的；谨慎的【单词】carry ['kar-ee]['kæri] v. 携带；运送；搬运；带有；传播；承载【单词】weight [weyt][weɪt] n. 重量；体重
This effect is also used in laboratories to study radio interference It is called a Faraday Cage.【译】这种效应也被用于实验室研究无线电干扰，称为法拉第笼。【单词】laboratories 原型：laboratory ['lab-ruh-tawr-ee][lə'bɒrətri] n. 实验室【单词】interference [in-ter-'feer-uhns][ˌɪntə'fɪərəns] n. 干扰；妨碍【专有名词】Faraday n. 法拉第(电量单位) Faraday. n. 法拉第(姓氏)【单词】cage [keyj][keɪdʒ] n. 笼子；监狱；笼状结构
Faraday Cage, what is it?【译】法拉第笼，是指什么？
A Faraday cage / shield is a special container made out of a conductive material (metal, basically) that stops most electromagnetic waves from passing through.【译】法拉第笼/防护罩是一种由导电材料（基本上是金属）制成的特殊容器，可阻止大多数电磁波通过。【单词】shield [sheeld][ʃiːld] n. 盾；盾状物；防卫物【单词】container [kuh n-'tey-ner][kən'teɪnə] n. 容器；集装箱【单词】conductive [kuhn-'duhk-tiv][kən'dʌktɪv] adj. 传导性的；有传导力的【单词】basically ['bey-sik-lee]['beɪsɪkli] adv. 基本上；主要地【单词】electromagnetic [ih-lek-troh-mag-'net-ik][ɪˌlektrəʊmæɡ'netɪk] adj. 电磁的【单词】waves 原型：wave [weyv][weɪv] n. 波浪；波纹；波【单词】passing 原型：pass [pas, pahs][pɑːs] v. 通过；经过；传递
it works kind of like an umbrella works for rain.【译】它的作用有点像雨伞的作用。【单词】umbrella [uhm-'brel-uh][ʌm'brelə] n. 伞；雨伞；庇护【单词】rain [reyn][reɪn] n. 雨；雨水
When water hits an umbrella it gets dispersed around to the edges and can't fall straight through onto you.【译】当水碰到雨伞时，它会分散到伞的边缘，不会直接落到你身上。【单词】hits 原型：hit [hit][hɪt] vi. 打（击）；碰到；达到【单词】dispersed 原型：disperse [dih-'spurs][dɪ'spɜːs] v. 分散；散开【单词】edges 原型：edge [ej][edʒ] n. 边缘；边【单词】straight [streyt][streɪt] adv. 笔直地；直接；连续不断地
With a Faraday cage, electromagnetic waves (things like wifi, radio, etc) hit the shield and interact with it in a way that the signal can't pass through.【译】在法拉第笼中，电磁波（如wifi、无线电等）碰到屏蔽层，接触后信号将无法通过。【短语】in a way表示“在某种程度上；一点;”。如：（1）The work is well done in a way. 从某种程度上说，这工作做得不错。（2）It made things very unpleasant in a way. 这把事情弄得有点不大愉快。【单词】wifi ['wahy-fahy][waɪ'faɪ] abbr. 基于IEEE 802.11b标准的无线局域网（=Wireless Fidelity）【单词】etc ['etk] abbr. 及其他；等等(=Et cetera)【单词】interact [in-ter-'akt][ˌɪntər'ækt] vi. 相互作用；相互联系；相互影响；互动
It's an electrified cage that doesnt allow any sort of signal in or out.【译】这是一个带电的笼子，不允许任何信号进出。【语法】allow sth.意为“允许某事”。如：I can't allow such a thing. 我不允许发生这样的事。【单词】electrified 原型：electrify [ih-'lek-truh-fahy][ɪ'lektrɪfaɪ] v. 通电；使触电
A radio inside a faraday cage would produce only static, a GPS chip placed inside a faraday cage would no longer be trackable.【译】法拉第笼内的无线电波只会产生静电，放置在法拉第笼内的GPS芯片将不会被追踪到。【单词】static ['stat-ik]['stætɪk] n. 静电；静电干扰【单词】chip [chip][tʃɪp] n. 芯片【单词】trackable [trak]['trækəbl] adj. 可以被跟踪的【专有名词】GPS ['jee-'pee-'es][ˌdʒiːpiː'es] abbr. 全球定位系统（=Global Positioning System），手机中一般都有GPS芯片用于定位
(Tho they would still where the signal was when it was lost).【译】（尽管信号丢失时，他们仍会呆在信号所在的地方）。【解析】tho [thoh][ðəʊ] conj. 虽然；可是；但是；仍然 adv. 虽然；可是；但是；然而 =though.
【单词】lost 原型：lose [looz][luːz] vt. 丢失；削减；看不到
Your microwave is a faraday cage.【译】你的微波炉就是一种法拉第笼。【单词】microwave ['mahy-kroh-weyv]['maɪkrəweɪv] n. 微波；微波炉
It's designed to keep the microwaves inside.【译】它的设计是为了保持微波被封锁在里面。【语法】keep意为“使……处于某种状态；保持”，常用于keep 宾语 宾语补足语。如：keep 宾语 介词短语。如：They must keep their hands behind their backs.
The little holes in the door are too small to let microwaves pass through.【译】微波炉门上的小孔很小，微波无法通过。【语法】let sb./sth. do sth. 让某人（某物）做某事；例句：Don't let your temper run away with you. 要控制住自己，不要发脾气。【固定用法】too...to...结构的基本形式为“too＋adj./adv. to do”，其意为“太……以至于不能……”。有时不定式前可以带有一个由介词for引导的逻辑主语，如：This question is too difficult for Tom to answer.【单词】holes 原型：hole [hohl][həʊl] n. 洞；孔；穴；漏洞
You can test this out be placing your cell phone in the microwave and shutting the door, BUT DON'T TURN ON THE MICROWAVE!【译】你可以把你的手机放在微波炉里关上门，但不要启动微波炉（通电）！【单词】cell phone 手机，与mobile phone是同义词【单词】shutting 原型：shut [shuht][ʃʌt] v. 关闭；合拢；停止
In fact just unplug the microwave to be sure.【译】实际上，一定要先把微波炉的电源插头拔掉。【短语】in fact 事实上，实际上【单词】unplug [uhn-'pluhg][ˌʌn'plʌɡ] v. 拔开；去掉障碍
Then attempt to call your phone from another phone.【译】然后尝试从另一个电话拨打这部手机。
You should have almost no signal.【译】这部手机应该几乎没有信号。
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