化学物质

词型变化：名词复数形式 : chemical substances

chemical substance的用法和样例：

例句

Ammonia is a chemical substance.氨是种化学物质。
This substance reacts twice faster than that one.这种化学物质比那种反应快两倍。

【近义词】

chemical化学的

历年考研英语阅读理解mp3(97-3)

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.69]1997 Passage3 [00:07.32]Technically, any substance other than food [00:10.48]that alters our bodily or mental functioning is a drug. [00:15.31]Many people mistakenly believe the term dru

发表于:2018-12-01 / 阅读(112) / 评论(0)

历年考研英语阅读理解

CNN 2010-03-08

Dana joins us now live from Washington. So, Dana, you know, what is your take here? Is this typical political theater of someone's who's not going to be re-elected? Or is it a true sign of growing rage over the fact that we're spending money that we

发表于:2018-12-02 / 阅读(122) / 评论(0)

CNN2010年(三)月

闭着眼睛飘单词四级词汇60

[0:0]strip structure studio脱光衣服，剥去结构，构造画室，摄影棚 [0:31.9039]stuff style submerge submit原料，材料风格，文体，样式潜入水中，淹没屈服，听从 [1:16.6271]subsequent substance substantial substitute随后的，后来的物质，实质，要旨可观

发表于:2018-12-05 / 阅读(135) / 评论(0)

闭着眼睛飘单词四级词汇

Dental Health

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(109) / 评论(0)

科技之光

剑桥雅思八阅读Test4同义词替换

Cambridge 8 TEST 4 1. middle-year education=lower secondary school 中学2. format=pattern n.格式 3. less successful student=struggler 差等生4. key=contributing factor=important=major=significant=critical n.关键5. achievement=attainment=progre

发表于:2018-12-18 / 阅读(100) / 评论(0)

雅思英语

美国英语听力80篇1 Lesson20

[00:06.48]Lack of Vitamin A is the leading cause of blindness among children in deveoping countries. [00:14.55]These children do not get enough Vitamin A in the food they eat. [00:21.11]In Africa,more than 3,000,000 children suffer from blindness or

发表于:2018-12-26 / 阅读(111) / 评论(0)

美国英语听力80篇

Listen this way听力教程第二册-11

发表于:2018-12-27 / 阅读(132) / 评论(0)

Listen this way听力教程

VOA慢速英语20060620b

SCIENCE IN THE NEWS - Food for Thought: How Vitamins (Once Spelled 'Vitamines') Are Important to HealthBy Nancy Steinbach Broadcast: Mon, 19 Jun 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is SCIENCE IN

发表于:2019-01-02 / 阅读(73) / 评论(0)

2006年慢速英语（六）月

不为人们重视的光污染

61 不为人们重视的光污染 ENVIRONMENT REPORT - August 31, 2001: Light PollutionBy Mario Ritter （Start at 1'01

发表于:2019-01-02 / 阅读(152) / 评论(0)

自然探索

VOA慢速英语--科学家探索大麻如何对抗精神病

Scientists Explore How Cannabis May Fight Psychosis British scientists have found how a substance in the cannabis plant acts in the brain to reduce abnormal activity in patients at risk of psychosis. Their findings suggest that the substance could be

发表于:2019-01-03 / 阅读(99) / 评论(0)

2018年VOA慢速英语(九)月

VOA标准英语2008年-US Chemical Giant Faces Hurdles in India Due to

By Steve Herman Bhopal, India 08 January 2008 Dow Chemical, the world's second-largest chemical manufacturer, is facing difficulties trying to expand in India. The company is haunted by the 1984 leak of methyl isocyanate, one of the most lethal chemi

发表于:2019-01-07 / 阅读(168) / 评论(0)

VOA标准英语2008年（一月）

VOA慢速英语2014 What's the Matter?

What's the Matter? Now, the VOA Learning English program, Words and Their Stories. The English language has a number of hard-working words. People use these words in many different ways and in many different expressions. One such example is the word

发表于:2019-01-12 / 阅读(98) / 评论(0)

2014年VOA慢速英语(十一)月

Cheese from Camels

> 79 如何提取骆驼奶制作乳酪 DATE=8-7-01 TITLE=AGRICULTURE REPORT - Cheese from Camels BYLINE=George Grow （Start at 59

发表于:2019-01-30 / 阅读(143) / 评论(0)

科技之光

Testing of Drugs

81 一年轻妇女死于药品试验 DATE=8-11-01 TITLE=IN THE NEWS #493 - Testing of Drugs BYLINE=Nancy Steinbach （Start at 1'05

发表于:2019-01-30 / 阅读(133) / 评论(0)

科技之光

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(103) / 评论(0)

科技之光

英文歌曲:Chemical Rush

Chemical Rush Brian Mcfadden Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white Feel it coming on Like a pulse in my head Sending chills right

发表于:2019-02-07 / 阅读(115) / 评论(0)

好听的英文歌曲

【英语趣味课堂】蜘蛛-The Spider

It was interesting as well while we were out on the farm, there were thousands of trees I think out on the farm, so we saw lots of different insects and little animals as well. The most exciting thing I saw was a red back spider, because the red back

发表于:2019-02-16 / 阅读(77) / 评论(0)

英语趣味课堂

英语歌曲:音乐+爱情的化学反应-Chemical Rush

音乐+爱情的化学反应：Chemical Rush Artist：Brian Mcfadden Song：Chemical Rush Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white F

发表于:2019-02-17 / 阅读(126) / 评论(0)

流行英文歌曲

英语摇滚:音乐+爱情的化学反应：Chemical Rush

音乐+爱情的化学反应：Chemical Rush 还是Brian Mcfadden小编对BB的新专辑实在不能不执着啊~这首依旧是混杂了电子风的Chemical Rush，稍微有些中规中矩，和专辑中电音味道更重的歌比起来，有些收敛

发表于:2019-02-18 / 阅读(120) / 评论(0)

英文摇滚歌曲

万物简史第382期:浩瀚的海洋(1)

18 The Bounding Main 第十八章浩瀚的海洋 Imagine trying to live in a world dominated by dihydrogen oxide, 请你想像一下，你能不能生活在一个由一氧化二氢主宰的世界里。 a compound that has no taste or smell and is so

发表于:2019-02-25 / 阅读(165) / 评论(0)

万物简史

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

Alectra

angular deformation

arithmetic mean particle diameter

arsenic alloys/compounds

Atheel

axlotl

background information