水中对比度传输

Medical Microbiology医学微生物学 adenovirus 腺病毒 adsorption 吸附 aerobe 需氧菌 aflatoxin 黄曲霉毒素 airborne transmission 空气传播 amantadine 金刚烷胺 anaerobe 厌氧菌 anthrax 炭疽 antigenic drift 抗原漂移,抗原转

发表于:2018-11-29 / 阅读(160) / 评论(0) 分类 医务英语

9) The number of violent acts on televisions in the past years __ has increased __ (increase) from about 19 to 27 per hour. (15A 2004 上 ) 10) Your mind _ will keep ___ (keep) up with your reading sp

发表于:2018-12-01 / 阅读(166) / 评论(0) 分类 自考英语(一)78讲

Dialogue 4 BUYING A SECOND-HAND CAR Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going

发表于:2018-12-03 / 阅读(73) / 评论(0) 分类 英语听力训练连载

Dialogue 4 BUYING A SECOND-HAND CAR Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going

发表于:2018-12-03 / 阅读(101) / 评论(0) 分类 听力每日练习补充

Improve Your Writing with Contrast and Concession For VOA Learning English, this is Everyday Grammar. Today we are going to talk about words that connect opposing ideas. We call these ideas contrast or concession. Some of these adverbs are but, altho

发表于:2018-12-08 / 阅读(69) / 评论(0) 分类 2016年VOA慢速英语(一)月

Dialogue 4 Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going into the car business? L

发表于:2018-12-10 / 阅读(101) / 评论(0) 分类 英语经典听力对话

第一章 练习12:形成你自己的语调 Exercise 1-12 Create Your Own Intonation Contrast Exercise 1-12: Create Your Own Intonation Contrast Write a short sentence and indicate where you think the most normal intonation would be placed. Then, c

发表于:2018-12-27 / 阅读(68) / 评论(0) 分类 美式英语正音训练

Direct Inward Dialing (DID) DID is PBX-to-central office trunks that allow incoming calls to a PBX to ring specific stations without attendant assistance. DID greatly reduces the number of required co

发表于:2019-01-03 / 阅读(86) / 评论(0) 分类 电信英语

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(95) / 评论(0) 分类 四六级词汇与结构练习

China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co

发表于:2019-01-19 / 阅读(141) / 评论(0) 分类 2017CRI中国国际广播电台

HARI SREENIVASAN: The U.S. Food and Drug Administration today asked blood centers in two in Florida counties to suspend blood donations until each unit can be screened for the Zika virus. This comes as state health officials investigate four non-trav

发表于:2019-01-27 / 阅读(91) / 评论(0) 分类 PBS访谈健康系列

World Health Organization (WHO)联合国世界卫生组织 Centers for Disease Control and Prevention (CDC)美国国家疾病控制与预防中心 Beijing municipal animal epidemic prevention centre 北

发表于:2019-01-31 / 阅读(96) / 评论(0) 分类 英文语法词汇

电视机的进化 Television -- the most pervasive and persuasive of modern technologies, marked by rapid change and growth -- is moving into a new era, an era of extraordinary sophistication and versatility, which promises to reshape our lives and

发表于:2019-02-05 / 阅读(88) / 评论(0) 分类 实用英语

每年的12月1日是世界艾滋病日,今年中国的宣传主题是合力抗艾,共担责任,共享未来。 请看相关报道: Six out of every 10,000 people in China may be infected with HIV/AIDS, according to official figures revealed

发表于:2019-02-11 / 阅读(71) / 评论(0) 分类 英语口语

Voice 1 Thank you for joining us for todays Spotlight program. Im Liz Waid. Voice 2 And Im Rebekah Schipper. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice

发表于:2019-02-14 / 阅读(232) / 评论(0) 分类 环球英语 Spotlight

雅思写作核心句型80句(2) 21.In contrast, 22.By contrast, 23.On the contrary, 24.Whether depends on whether 25.It is wrong to assume that 26.When it comes to something, 27. for the reason that 28. for the simple reason that 29.For one thin

发表于:2019-02-18 / 阅读(132) / 评论(0) 分类 雅思英语

Glossary for Telecomunications This glossary helps explain some of the acronyms and technical phrases Bluetooth A short-range wireless technology designed to allow connection of portable devices in a wire-free manner. For example connection of a wire

发表于:2019-02-18 / 阅读(101) / 评论(0) 分类 实用英语

台湾同胞 Taiwan compatriots 台湾、香港、澳门保持原有的资本主义制度和生活方式长期不变 Taiwan, Hong Kong and Macao will retain the current capitalist system and way of life for a long time to come. 炭疽 anthrax 踢皮球

发表于:2019-02-22 / 阅读(82) / 评论(0) 分类 实用英语

1.It is reported that 2.It is estimated that 3.It must be stressed out that 4.Nothing has received more praise and abuse than something. 5.Something leave much to be desired. 6.A is to B what C is to D. 7.Never has something failed to fascinate us in

发表于:2019-03-02 / 阅读(108) / 评论(0) 分类 雅思英语

台湾籍旅美老师今天交给我们的句子是: Unprotected sex and contaminated needles are the leading cause of transmission. It, fortunately, cannot spread through air, water, or casual contact. 没有防护措施的性爱、受感染的针头

发表于:2019-03-05 / 阅读(179) / 评论(0) 分类 留美老师带你每日说英文