标签：laboratory 相关文章

VOA慢速英语 200707160045

VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Barbara Klein. This week on our program, come along to a high school reunion in Illinois. (MUSIC) VOICE ONE: A warm sun shines on Scammon Garden on th

发表于:2018-12-07 / 阅读(45) / 评论(0) 分类 VOA慢速英语2007年（七）月

VOA慢速英语20060104a

HEALTH REPORT - Beethoven Died From Lead PoisoningBy Lawan Davis Broadcast: Wednesday, January 04, 2006 I'm Faith Lapidus with the VOA Special English HEALTH REPORT. Ludwig van Beethoven is remembered

发表于:2018-12-17 / 阅读(63) / 评论(0) 分类 2006年慢速英语（一）月

VOA慢速英语--研究表明:穴居人是艺术家

Study: Neanderthals Were Artists Some of the worlds oldest cave art is too old to have been made by modern humans, researchers say. Studies suggest that Neanderthals were responsible for creating cave drawings found in modern-day Spain. They also app

发表于:2018-12-18 / 阅读(107) / 评论(0) 分类 2018年VOA慢速英语(二)月

美国英语听力80篇3 Lesson51

[00:05.20]Nikola Tesla developed the alternating current power system that provides electricity in the United States. [00:14.42]Many of his other discoveries led to electronic inventions for which other scientists were honored. [00:22.75]Mister Tesla

发表于:2018-12-26 / 阅读(67) / 评论(0) 分类 美国英语听力80篇

有声英文阅读-大饱口福，莫忘健康

Holiday Eating--Food for Thought Holiday seasons are usually filled with joy, laughter, and people enjoying each other's company. Another thing holiday seasons are known for, however, is eating. Every

发表于:2018-12-31 / 阅读(129) / 评论(0) 分类 有声英文阅读

VOA慢速英语20060125a

HEALTH REPORT - U.N. Warns of Coming Risk to Africa From Bird FluBy Cynthia Kirk Broadcast: Wednesday, January 25, 2006 I'm Steve Ember with the VOA Special English Health Report. Wild birds could car

发表于:2019-01-02 / 阅读(32) / 评论(0) 分类 2006年慢速英语（一）月

SSS 2009-01-19

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. A new study with worms shows that some have a gene that helps them stave off infections. Not through some kind of biochemistrybut by changing their behav

发表于:2019-01-08 / 阅读(76) / 评论(0) 分类 Scientific American(一)月

VOA慢速英语 2007 1001a

This is the VOA Special English Development Report. The project known as One Laptop Per Child has a new campaign to bring its computers to children in developing countries. The campaign will urge people in the United States and Canada to spend just

发表于:2019-01-11 / 阅读(65) / 评论(0) 分类 VOA慢速英语2007年（十）月

不可小窥的主谓一致（1）

一、主谓一致 主谓一致有许多原则，概括起来不外乎三种一致原则，即语法形式一致，概念一致（语言内容上一致），毗邻一致（谓语动词的单复数形式和紧位于其前的主语一致）。 1. 语法形

发表于:2019-01-16 / 阅读(86) / 评论(0) 分类 英文语法词汇

研究显示汽车尾气排放检测存在漏洞

Researchers have provided fresh evidence of a growing gap between vehicle emissions in laboratory tests and their performance on the road, as questions mount about the carmakers conduct in the wake of the Volkswagen scandal. 研究人员提供的最新

发表于:2019-01-16 / 阅读(61) / 评论(0) 分类 英语新闻

英语写作中怎样选词？

学习用英语写作应该首先学会使用最有用也最常用的词来表达自己的思想。用词组句往往没有统一的标准，但是，如果将正式用语与非正式用语，书面语与非书面语混用，往往会影响整体写作

发表于:2019-01-17 / 阅读(62) / 评论(0) 分类 实用英语

分类词汇：医学英语 1

1.医院部门及科室名称 out-patient department 门诊部 In-patient department 住院部 Nursing department 护理部 Admission office 住院处 Discharge office 出院处 Registration office 挂号处 Reception room, waiting room 侯诊室 Con

发表于:2019-01-17 / 阅读(51) / 评论(0) 分类 英文语法词汇

TED演讲:树木之间如何交流(2)

Our poor dog Jigs had slipped and fallen into the pit. 我们可怜的狗吉格斯，脚一滑跌进了一个坑里。 So grandpa ran up with his shovel to rescue the poor dog. 爷爷匆忙抄起一把铁铲，跑过去救那只可怜的狗。 He was

发表于:2019-01-18 / 阅读(68) / 评论(0) 分类 TED演讲科学篇

【英文短篇小说】The Fly（2）

IV. It was only on reaching home, as I walked from the garage to the house, that I read the inscription on the envelope: TO WHOM IT MAY CONCERN (Probably Commissaire Charas) Having told the servants that I would have only a light supper to be served

发表于:2019-01-23 / 阅读(167) / 评论(0) 分类 英文短篇小说

New Broccoli Study

21 只有部分椰菜可以预防癌症 DATE=3-15-01 TITLE=SCIENCE REPORT - New Broccoli Study BYLINE=George Grow (Start at 58

发表于:2019-01-30 / 阅读(73) / 评论(0) 分类 科技之光

英语说明文写作要点

英语说明文写作要点 说明文是阐述事物的特征、本质、性能、结构、用途或科学原理的一种文体。其说明的对象可以是具体的，如：自然环境，仪表设备等；也可以是抽象的，如概念定律等。

发表于:2019-02-07 / 阅读(73) / 评论(0) 分类 英语作文

英语杂谈：94 let's take a vacation

1 Introduction A Americans are very mobile, and travel is very popular for many people. In America, when people take a vacation, they often drive a car. Some families travel far within their home state once a year during vacations. Some would even go

发表于:2019-02-08 / 阅读(110) / 评论(0) 分类 英语杂谈

听播客学英语 107 如何保持温暖

If you visit upland areas of Britain places like the mountains of Scotland, or Wales, or the Pennine Hills in northern England you will see a lot of sheep. Many of the sheep are in places where there are no walls or hedges to keep them in their field

发表于:2019-02-19 / 阅读(90) / 评论(0) 分类 听播客学英语

汉译英赏析：胡适《不要抛弃学问》

诸位毕业同学： Dear Students of the Graduating Class, 你们现在要离开母校了，我没有什么礼物送你们，只好送你们一句话罢。 As you are leaving your alma mater, I have nothing to offer you as a gift except a word of a

发表于:2019-02-19 / 阅读(109) / 评论(0) 分类 英语笔译

夏说英语新闻晨读 第165期:神舟飞船再次升空

本期内容： Chinalaunchedtwoastronautsona33-dayspacemission,thecountryslongest-yet.Theywilldockwithanexperimentalspacelaboratory,launchedlastmonth,thatisatestbedforastationthatwillgointofull-timeservicein2022.Chinahasspentbillionsinrecentyearstom

发表于:2019-03-02 / 阅读(87) / 评论(0) 分类 夏说英语新闻晨读
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