单词：personal flotation device
单词：personal flotation device 相关文章
My kids are taking swimming lessons now at a local swimming pool. The lessons first teach kids how to not be afraid of the water by learning how to put their face under the water and holding their breath for a few seconds. Next, the lessons teach chi
空闲时间—In Your Free Time
Broadcast: Jan 15, 2003 By Jerilyn Watson This is the VOA Special English Health Report. Many millions of people around the world suffer from problems of the small intestine. Bleeding from abnormal gr
VOA2003（上）-健康资讯
New Device Detects Pilot Blackouts WASHINGTON During certain maneuvers, jet fighter pilots sometimes experience loss of vision and even loss of consciousness. Although short, these so-called blackouts can have tragic consequences. An Israeli company
VOA标准英语2015年(六月)
Unit 8 Communications (II) Part I Warming up A. Tapescript: The question today is no longer whether to get a cellular phone, but where. And since every place, from your local lumberyard to the corner drugstore, is selling them, it can seem like a dif
Step by Step2000
A: I am kind of confused about the in-flight instructions and need to ask you a few questions. B: It would be my pleasure to help you with any questions you might have. A: Where is that card that shows my nearest exit? B: That card is in the seat poc
旅游英语对话
A: Can I ask you some questions about the in-flight instructions? B: I would be happy to help you clarify anything you need help with. A: Could you help me find out where my nearest exit is? B: There is a card in your seat pocket that shows you where
旅游英语对话
DEVELOPMENT REPORT – March 18, 2002: Pot-in-Pot Cooling Device By Jill Moss This is the VOA Special English Development Report. In many developing countries, it is difficult to keep food cool. Most
农业与发展
The One With The Giant Poking Device 本集简介： Phoebe avoids going to the dentist because whenever she goes, someone dies. Joey tells Chandler about Janice kissing her husband, and Chandler confronts her. She must chose between the two men she l
老友记(六人行)
Scientists know all about the therapeutics qualities of blue and red light. But until know, sufferers of acne have to go to hospital to benefit from it. But Lumie, the manufactures of this new LED device hope it would see light therapy moving to the
英语杂谈
AS IT IS 2014-03-16 Device Finds Malaria Infections in Seconds 通过医疗设备发现人体内疟疾感染只需几秒钟 Hello, and welcome to As It Is, from VOA Learning English. Im Steve Ember in Washington. Today on the program, we report on ho
2014年VOA慢速英语(三)月
Device Keeps Internet On When Power Goes Off Erik Hersman and his team in Nairobi have created what they say is the first router made especially for Africa. It's battery powered and rugged. And it's gaining attention in Europe and the United States.
VOA标准英语2013年(五月)
印度政府日前推出了一款世界上最便宜的笔记本电脑，售价仅为35美元。据印度人力资源开发部长介绍，这款低成本的触摸屏电脑的主要针对用户为学生，计算机的主板、芯片、处理器、内存和
阅读空间
By Melinda Smith Washington, DC 20 July 2006 watch Implanon report The U.S. Food and Drug Administration has approved a new birth control device for American women. The device is called Implanon. It already is being used by two and a half million wo
2006年VOA标准英语（七月）
One of my friends always seems to have personal problems. Sometimes its a relationship, sometimes its family, and sometimes its her. Im not sure why she has so many personal problems and I think many of her problems arent really problems at all. Shes
纯正英语一分钟
The device is a tiny sensor, implanted through a catheter in the heart's pulmonary artery. The procedure takes just seven minutes. The patient passes a wand over his chest, collecting data on heart pressure. That data is sent electronically to the do
VOA标准英语2010年(六)月
High-Tech Device Reduces Risk of Hospital Infections This machine fires bursts of ultraviolet, or UV, light that penetrate the cells of micro-organisms and kill them. The organisms have no chance to adapt and gain immunity as they might with a chemic
VOA标准英语2012年(二月)
RACHEL MARTIN, HOST: There's a device on the market that is supposed to help people who are trying to quit opioids. The FDA has allowed the device based on a study, but that study may have serious flaws. Jake Harper from our member station WFYI in In
2018年NPR美国国家公共电台5月
The founder of Facebook ended a busy week, which saw his company valued at $106bn after a stock market flotation, by getting married. Mark Zuckerberg, who's the CEO of the world's most popular social networking site, wed his long-term girlfriend Pris
英语听力精选进阶版
台湾籍旅美老师今天交给我们的句子是： It's not a personal thing, it's not about me, it's about my potential future offspring! Okay? So really it's a selfless act! I'm paying it forward! 这不是我的个人嗜好，也不是为了我自
留美老师带你每日说英文