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

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

英语歌曲:No Limit（曾经是35个国家排行榜的冠军单曲）

No Limit（曾经是35个国家排行榜的冠军单曲） Let me hear you say Yeah! 让我听到你们大声说 YEAH No no no no .... 没有... 没有 No no these's no limit 没有极限 No no no no .... 没有... 没有 No no these's no limit 没有极

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

每日一词【1215】age limit：年龄限制

今天我们要学的词是age limit。 Age limit, 年龄限制。社交网站脸书网并不是任何人都能注册帐户的。 Facebook enforces an age limit of 13 years or older to register an account, 脸谱网规定，只有满13岁的人才能注

Dont Allow Your Weaknesses to Limit You

We all have weaknesses and strengths no matter who we are. Sometimes the weaknesses seem to outweigh the strengths and sometimes its the other way around. Some people get sick easily. Some struggle to manage their finances properly. Some people are h

VOA常速英语2008年-US Urges Turkey to Limit Iraq Incursion

By David Gollust State Department 22 February 2008 The United States Friday called on Turkey to limit the scope of its ground incursion in northern Iraq and bring it to an early conclusion. The operation is apparently the biggest of several recent Tu

学个词Learn a Word 第1215期 age limit

今天我们要学的词是age limit。 Age limit, 年龄限制。社交网站脸书网并不是任何人都能注册帐户的。 Facebook enforces an age limit of 13 years or older to register an account, 脸谱网规定，只有满13岁的人才能注

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

英语高频词：limit＆limited用法

limit 在美国当代英语语料库统计的20000个常用词中，limit作为动词的用法排在第1355位，在4.5亿个单词中出现了28901次; 频率最高的搭配： 名词搭配：limit numberlimit abilitylimit uselimit powerlimit amount

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

英文摇滚歌曲：Boyce Avenue - Speed Limit

All your life you've tried to fill a void, oh Fake a smile but couldn't find the joy, no They slow you down just to make sure you fit in, oh But they were wrong cause I wouldn't change a thing, no If you want somebody to love you You know I will If y

Possible Compromise in Works over US Debt Limit

President Barack Obama says a proposal by a group of Republican and Democratic senators represents a significant step toward a possible compromise on cutting government deficit spending and raising the debt ceiling. Speaking to reporters in the White

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