VOA常速英语2014--亚洲细菌威胁到佛罗里达橘子树

Asian Bacteria Threatens Florida Orange Trees 亚洲细菌威胁到佛罗里达橘子树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of

VOA常速英语2018--智能手机内置传感器:你不知道的健康大助手

Computer scientist Shwetak Patel and his team are developing new sensing systems. The initial focus was really around energy and water monitoring.They built a new generation of smart sensors that monitor electronic interference on a homes power line

美国国家公共电台 NPR NASA Probe Lands Safely On Martian Surface

MICHEL MARTIN, HOST: Mars is about to get a new visitor from Earth tomorrow. If all goes well, a NASA probe called InSight will land near the Martian equator. Its mission is to study the interior of the planet. But, before it can carry out its missio

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地道美语听力播客English as a Second Language Podcast (ESLPod)，是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话，于2005年7月23日首播， 主播Dr. Jeff McQuillan为南加州大学的语言学博士

专业术语—口腔生理学术语E3(英文详解)

Epidermal growth factor - a cytokine that stimulates epithelial cell proliferation. Epinephrine - a neurotransmitter substance found at all adrenergic synapses (nor epinephrine or epinephrine). It is

专业术语—口腔生理学术语I2(英文详解)

Inflammation - is a whole complex of events which occur in sequence, in response to injury. Tissue damaged by bacteria, chemicals, heat, trauma etc, release histamine and bradykinin and serotonin whic

专业术语—口腔生理学术语B(英文详解)

Basal lamina - a term used to describe the different layers which make up the basement membrane. These different layers of the basement membrane, the lamina lucida and lamina densa are only visible wi

英语词汇分类：人体英语词汇

head 头 throat 喉咙，咽喉 armpit hair 腋毛 nipple 乳头 chest 胸部 pit 胸口 navel 肚脐 abdomen 腹部 private parts 阴部 thigh 大腿 neck 脖子 shoulder 肩 back 背 waist 腰 hip 臀

VOA双语新闻：1、亚洲细菌威胁佛州橘树

亚洲细菌威胁佛州橘树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of transferring non-native species to American soil. 佛罗里达

美国科学60秒 SSS 2013-08-05

It's similiar to a pregnancy test: a drop of liquid on a strip of paper causes an easily seen color change. But imagine that kind of simple, cheap technology employed in testing for pollution or health issues anywhere and on the cheap. Researchers at

VOA标准英语2010年-Divers Find Oil Under Surface; BP Cont

The National Oceanic and Atmospheric Administration (NOAA) confirms that some of the oil escaping from that ruptured well in the Gulf of Mexico is staying beneath the surface, raising new environmental concerns about the disaster. BP says there is no

Divisions Surface at UN Climate Change Talks

Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on

Keep Fit During the Holidays

We all make resolutions every year to keep fit whether we have diabetes or not. The difference is that as people with diabetes, we need to keep fit, and we know that even if we don't do anything about it. One only has to read the medical abstracts an

医生护士英语会话(3)：内科

护士：早上好！ Nurse: Good morning. 病人：你好！ Patient: Good morning. 护士：请问哪里不舒服？ Nurse: What seems to be the problem? 病人：高烧，感觉糟透了。 Patient: Im running a high fever and feeling terribly bad. 护士：这种情况出现有多久了？ Nurse

音乐咖啡厅:Under The Surface埋藏心底 你是否依然还爱着她

Marit Larsen 从那个红遍全球的少女组合M2M里走出来的Marit Larsen并没延续M2M的流行摇滚，而是选择了清澈的民谣曲风，用她时而俏皮时而的甜蜜的嗓音来吟唱她自己写的小曲儿，带给听者如沐春风的清新感觉。 中英歌词: It's such a funny sensation to be so happy that

Microsoft launches "Surface" Tablets

LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic

加州英语分级G6 Changes at Earth's Surface 16

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加州英语分级G6 Changes at Earth's Surface 15

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只要讲英语就会用得上的词汇

只要讲英语就会用得上的词汇 闪光之说： 1、shine: 照耀，指光稳定发射； 2、glitter: 闪光，指光不稳定发射； 3、glare: 耀眼，表示光的强度最大； 4、sparkle:闪烁，指发射微细的光度。 打破之说

英语听力文摘 English Digest 277、孔隙

Sugar bowls and hole 孔隙是岩土固体矿物颗粒间的空间。岩土中直径大于1毫米、重力水可于其中自由运动的孔隙，是大孔隙（macro-pore，large pore）。岩土中直径为0.01～1毫米、重力水和毛管水可存其