射频空腔;射频空腔谐振器

VOA标准英语2018--特朗普宣布关闭美国电波钟

WHITE HOUSE President Donald Trumps administration wants to shut down U.S. government radio stations that announce official time, a service in operation since World War II. WWV and WWVB in the state of Colorado and WWVH on the island of Kauai in the

发表于:2018-12-01 / 阅读(170) / 评论(0)

VOA标准英语2018年(九月)

2医学专业英语--解剖学词汇--呼吸

第三章呼吸系统 Chapter 3 Respiratory System aditus laryngis 喉口 anterior horn 前角 anterior mediastinum 前纵隔 apex of lung 肺尖 aryepiglottic muscle 杓会厌肌 arytenoid杓肌 arytenoid articular surface 杓关节面 arytenoid cartilage 杓状软骨 base of

发表于:2018-12-05 / 阅读(262) / 评论(0)

医学英语

Dental Health

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(162) / 评论(0)

科技之光

Days of Painful Tooth Repair May Be Over

Days of Painful Tooth Repair May Be Over From VOA Learning English, this is the Health Lifestyle report. Many people fear a visit to the dentist. They are not so much afraid of the doctor, but of the dental equipment and treatments. Well, fear no mor

发表于:2018-12-16 / 阅读(166) / 评论(0)

2015年VOA慢速英语(九)月

英语听力—环球英语 1333 Hearing Mysterious Infrasound

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 What can this music do to your s

发表于:2018-12-19 / 阅读(128) / 评论(0)

环球英语 Spotlight

SSS 2011-11-25

Here is some thanksgiving tips food and safety expert Ben Chatman in North Carolina State University. First, do not wash the turkey, which***. The water splashing off a portroy can toss bacteria around your entire food preparation area. Two, s** is t

发表于:2018-12-24 / 阅读(167) / 评论(0)

Scientific American(十一)月

英语笑话听力+文本：AM radio 调幅收音机

Iknewaguywhoplayedhisradioonlyinthemorning. Whensomeoneaskedhimwhy ， hereplied,ThisisanAMradio. Notes: 1.Iknewaguywhoplayedhisradioonlyinthemorning. 我认识一个人，他只在早上收听广播。 2.Whensomeoneaskedhimwhy ， hereplied,Thisisan

发表于:2018-12-26 / 阅读(161) / 评论(0)

英语笑话（MP3+文本）

【话匣子英语】牙医

牙医这个词，人们一想起来都会觉得有些许的疼痛。因为每次去牙医那里，没有不疼的。在加拿大，如果没有医疗保险的话，看一次牙医也很贵的哦。 Maura: So, today were gonna talk about a subject th

发表于:2018-12-27 / 阅读(192) / 评论(0)

话匣子英语

国家地理:Octopus Mating 章鱼交配

OK, we are back in the world of the Cyanea octopus. It's mating time. Here's your potential conquest. She doesn't know you're alive. She's too busy cleaning trash from her house. Now you are the perceptive type. You use your sensitive disks for any s

发表于:2018-12-30 / 阅读(183) / 评论(0)

国家地理2007年

Norway to End FM Radio Broadcasts

On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera

发表于:2019-01-02 / 阅读(222) / 评论(0)

2017年VOA慢速英语(一)月

VOA慢速英语2018--US Timekeeping Stations Might Go Silent

Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions

发表于:2019-01-03 / 阅读(171) / 评论(0)

2018年VOA慢速英语(九)月

急救专家教你如何高效止住鼻血

You know, having a medical emergency will occur usually at some point in time during all of our lives. Hi, I'm Captain Joe Bruni. What I want to talk about is how to stop a bleeding nose. 在我们的生活中总会在某时出现紧急情况。嗨，我

发表于:2019-01-06 / 阅读(148) / 评论(0)

阅读空间

可以帮助农民干活的机器人

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(487) / 评论(0)

2016年VOA慢速英语(十一)月

流行美语 (Popular American) 255

Larry和李华刚刚忙完手头的工作。他们一起去吃冰激凌。李华今天要学两个常用语：my treat和ginormous. LL: Well, Li Hua, you just finished a big paper, and I just finished an important project at work. Let's go for ice cr

发表于:2019-01-15 / 阅读(174) / 评论(0)

美国之音《流行美语》

环球英语 — 33： Listener Mail 73

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li

发表于:2019-01-19 / 阅读(163) / 评论(0)

环球英语 Spotlight

打工姐妹花第一季第89期:搞砸了的卡洛琳

I know it's not Burberry like we're used to, 我知道这不是我们以前用的高级货 but I'm telling you, used moving blankets are gonna be in this year. 相信我，搬家包家具的毯子今年将会是时尚尖端 Who's a trendsetter? 创造潮

发表于:2019-01-29 / 阅读(167) / 评论(0)

打工姐妹花第一季

英国古稀老人打造逼真玩偶屋

A proud pensioner has spent 26 years creating the ultimate life-like dolls house. 一名充满活力的退休老人花费26年的时间打造出了一座高仿真娃娃屋。 Leonard Martin constructed the intricate house from scratch as a way to fil

发表于:2019-02-05 / 阅读(151) / 评论(0)

阅读空间

艾伦脱口秀第443期:不错的喜剧

But,but it still doesn't help,because it gets in every cavity.Yeah. 但是但是还是不管用因为水从哪都能进去对 Well,and your character doesn't seem to mind, 不过你的角色好像不怎么介意 you just spit the water out.yeah,sp

发表于:2019-02-13 / 阅读(151) / 评论(0)

艾伦脱口秀

Lesson 27-2:Health2 健康2

Listen to the patients' questions to a doctor.Check the correct answers that the doctors may response. 1.What caused my stomachache? 2.Do I need to take medicine? 3.What is this d rill for? 4.Is the cavity serious? 5.Can you do something about the ca

发表于:2019-02-17 / 阅读(163) / 评论(0)

英语听力练习题

英语播客EnglishPod 223

A: Hey, Gary, great to see you again. Please have a seat. So tell me, what seems to be the problem? B: Thanks, doc. Ive got a really bad toothache! I cant eat anything, and look, my face is all swollen. I think it might be my wisdom tooth. A: Well, l

发表于:2019-02-23 / 阅读(181) / 评论(0)

英语播客-EnglishPod

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