单词:blood group specific substances
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SCIENCE IN THE NEWS - Sports Doping: From the Playing Field to the Laboratory From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im Mario Ritter. And Im June Simms. Today, we report on sports doping -- the use of drugs or othe
SCIENCE IN THE NEWS - Sports Doping: From the Laboratory to the Playing Field FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. Today, we tell about sports doping the use of drugs o
Unit 6 DIALOGUE I Work Ethics A: Do you think a telephone operator should be concerned about the worries of callers? B: Well, it's not her job. At least I wouldn't interfere in other people's business
图片1 about adv. 附近,大约,周围 prep. 在附近,关于,在周围,忙于 例句:He is not so sure about his plan. 他对他的计划不是很有把握。 discern v.认识,辨别,看清楚 例句:Simon was Just able to disce
HEALTH REPORT - Waltzing Pumps Up Heart PatientsBy Lawan Davis Broadcast: Wednesday, November 29, 2006 This is the VOA Special English Health Report. A social dancing program at a senior citizen cente
SCIENCE IN THE NEWS - From the Laboratory to the Playing Field: World of Sports DopingBy George Grow, Nancy Steinbach and Caty Weaver Broadcast: Tuesday, August 29, 2006 VOICE ONE: This is SCIENCE IN
SCIENCE REPORT - February 28, 2002: Blood Test For Ovarian Cancer By Nancy Steinbach This is the VOA Special English Science Report. American medical researchers say they have developed a simple blood
Smartphone App Helps Snakebite Victims Scientists in Denmark have developed a venom test kit to help doctors treat victims of snake bites. The kit was created to be simple and has only two pieces of equipment: a centrifuge and a smartphone. 丹麦科学
A new study presented at the 68th Annual Conference of the Cardiological Society of India (CSI) has revealed that yoga could be the answer to reducing blood pressure in patients with prehypertension. 印度心脏学会第68届年会上提出的一项新
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: And I'm Bob Doughty. Our subject this week is sports doping. (MUSIC) VOICE ONE: Sports have long been part of popular culture. In the United States, some pl
Acid 酸 Why does the lemon taste sour? 为什么柠檬的味道很酸? It is because of the acid in a lemon. 因为柠檬里有酸。 Then what is acid? 那么什么是酸? All substances with a sour taste are kinds of acid. 所有带酸味的物质
AS IT IS 2013-05-10 Air Pollution Linked to Increased Risk of Heart Disease From VOA Learning English, this is As It Is. Im Caty Weaver. Welcome back! Cardiovascular diseases kill about 17 million people around the world every year. Heart attacks and
HEALTH REPORT - Doctors Study Benefits of Severely Reduced Calories By Jerilyn Watson Broadcast: Wednesday, May 19, 2004 This is the VOA Special English Health Report. Calories are a measure of energy
read by Frank McCourt. THERE was no hope for him this time: it was the third stroke. Night after night I had passed the house (it was vacation time) and studied the lighted square of window: and night after night I had found it lighted in the same wa
A five-year study aimed at finding ways to reduce some complications of diabetes tried several approaches but failed to reduce the risk of heart attack and stroke. But the study did identify some effective ways to reduce common vision, kidney, and ne
Voice 1 Thank you for joining us for todays Spotlight program. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I h
Voice 1 Hello, Im Mike Procter. Voice 2 And Im Ruby Jones. 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 3 My name is Anna. I a
Voice 1 Welcome to Spotlight. I'm Bruce Gulland. Voice 2 And I'm Marina Santee. 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 A group of businessmen en
Wow, I sure do love cats! I suppose I didnt know how much until my social media service informed me I had liked eight pictures of cats this week. Maybe I should get a cat or stay off of social media. If you listened closely, you may have noticed that