单词：parasitic mites
单词：parasitic mites 相关文章
This is the VOA Special English Health Report. An allergy is an unusually strong reaction to a substance. Many things can cause allergies. The most common cause is pollen. Trees usually produce pollen in the spring, grasses in the summer and weeds in
VOA慢速英语2007年（七）月
Our Greatest Protector: Our Skin! Now, the VOA Learning English program Words and Their Stories. On this program we explore common expressions in American English. Today we explore the human body. Specifically, we take a tour of our largest organ: th
2018年VOA慢速英语(四)月
Dogs aren't just man's best friend. Previous studies have shown that kids with dogs are less likely to develop asthma. Now new studies may show how. For those (from) mice it applied was. The work was presented at the meeting of the American Society f
Scientific American(六)月
世界上有两种人：一种是每天确保床铺整洁有序的人;另一种就是床上一团糟的人。如果你属于后者，那我有好消息告诉你：床铺乱糟糟的也许有助于身体健康哦! The research was conducted by a team
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Aim for fresh, healthy air Chronic obstructive pulmonary disease (COPD) is serious, but theres no reason you cant enjoy life after a diagnosis. COPD stands for two processes that almost always occur together: chronic bronchitis, which is inflammation
英语小短文
This is the VOA Special English Agriculture Report. Colony collapse disorder first struck honey bees in the United States in late two thousand six. Over the next two years, beekeepers lost more than one-third of their honey bees. Scientists in the U
VOA慢速英语2009年（九）月
Fabric Fights Dust Mites in Your Bed 你床上织物中的抗尘螨 Many people around the world suffer from dust-related allergies. People with allergies have trouble breathing or suffer from tightness in the chest and shortness of breath. Most alle
2015年VOA慢速英语(十)月
By Carol Pearson Washington, D.C. 26 June 2007 Smallpox was the first infectious disease ever to be eradicated worldwide. But now, thanks to a two-decade campaign, guinea worm disease is about to be eradicated as well. Unlike smallpox, guinea worm di
2007年VOA标准英语（六月）
New Fabric Helps Fight Dust-Related Allergies 新型面料有助于避免尘螨过敏 Many people around the world suffer from dust-related allergies, caused mainly by tiny mites that live in bed linen. Polish scientists report they have successfully
VOA标准英语2015年(十月)
Over the last year, beekeepers in the U.S. lost nearly half their honeybee hives. And there are a lot of suspected culprits for this so-called beepocalypsefrom parasitic mites, to viruses, to simple land use changes. But a study out earlier this year
2016年Scientific American(八)月
This bee is carrying a deadly cargo, tiny parasitic mites called varroa. Even wings beating at 450 times a minute can't shake them off. The bee itself is in danger, and it's about to deliver a full cargo back to the hive along with the pollen. Back a
自然百科2013年
The flower morph larva in the muesli get busy, spinning a web. In the process coating with cereal and sticky tendrils. Not very appetising. And seen under the scanning electro-microscope, the blue cheese Maria bought at the market looks even less app
自然百科2013年
非健康习惯 Making Your Bed Every Morning 每天早上都叠被 Who knew making your bed every morningcould actually be bad for your health? Sadly, it's true. By making that bedlook perfectly made with those crisp corners and tight sheets, you're
英语听力广播—Listening
AGRICULTURE REPORT - The Buzz About Bees By Mario Ritter Broadcast: Tuesday, May 31, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. More than ninety kinds of fruits, vegetables,
农业与发展
So you think you know a foul word or two? Shakespeares insults, put downs and cussing were second to none, and with his insults Shakespeare was most certainly a master of his trade! Read our selection of Shakespeare insults below: 你以为自己很会
英语新闻
People born in the summer are more likely to be healthy than those who arrive during other times of the year, new research suggests. 新研究显示，夏季出生的人要比别的季节出生的人更为健康。 The phenomenon could be caused by m
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We're all heard of fat cats, but Sprinkles here may be America's weightiest tipping the scales at an more than a shocking TWO STONE. 我们都听说过肥猫，但是这只名叫斯普林克斯的猫咪可能是全美最肥的它的体重比惊人的两
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There are two kinds of people in this world: those who religiously make their bed every day in cleanliness and order and the rest of us. If youre in the latter group, then Ive got some good news: keeping your bed messy might be good for your health. 世
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Ah, you guys are excellent hosts. I already feel right at home. Is this couch hypoallergenic? That's kind of a big concern for me. 你们真是极好的主人。我已经感觉宾至如归了。这沙发是低过敏性的吗？这真是对我莫大的关
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