音标：[,prәutәu'hi:min] ；

氯化血红素

n a reddish-brown chloride of heme; produced from hemoglobin in laboratory tests for the presence of blood

词型变化：名词复数形式 : protohemins

【近义词】

hemin[生化]血晶质...

国家地理-2008-03-20 Rho Ophiuchi Cloud 璀璨的星云

Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(135) / 评论(0)

国家地理2008年

英语听力—环球英语 1437 The History of Money

Voice 1 Welcome to Spotlight. Im Katy Blake. Voice 2 And Im Christy VanArragon. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Small, shiny shells. Roun

发表于:2018-12-19 / 阅读(78) / 评论(0)

环球英语 Spotlight

【突破英文词汇】prot, proto -- first 第一

1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是

发表于:2018-12-30 / 阅读(78) / 评论(0)

突破英文词汇

英语儿歌274首第133期:May I Speak to Min

歌词如下： May I Speak to Min May I Speak to Min Who is this? It's Sara Hold on,hold on

发表于:2018-12-31 / 阅读(99) / 评论(0)

英语儿歌274首

Han Hyun-Min, South Korea’s First Black-Korean Model

Han Hyun-Min is a 16-year-old South Korean model. He has lived in Seoul all his life and only speaks Korean. But, people in South Korea often think he is from somewhere else. Hans mother is Korean and his father is Nigerian. He is the first black-Kor

发表于:2019-01-02 / 阅读(81) / 评论(0)

2017年VOA慢速英语(八)月

VOA慢速英语2018 科学家观测到巨大星系团的诞生

Scientists Observe Birth of Huge Galaxy Cluster For the first time ever, astronomers have observed the birth of a galaxy cluster, known as a protocluster. The event, billions of light-years away, could form one of the largest-known structures in toda

发表于:2019-01-03 / 阅读(83) / 评论(0)

2018年VOA慢速英语(五)月

专业术语—中草药成分英汉对照词汇P2

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A，C，D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(139) / 评论(0)

医务英语

2007年VOA标准英语-7 Dead as US Highway Bridge Collapses in Minnes

By Greg Flakus Houston 02 August 2007 A bridge spanning the Mississippi River in the Midwestern city of Minneapolis collapsed Wednesday, during the evening rush hour, dumping scores of vehicles into the river. At least seven people died and local hos

发表于:2019-01-07 / 阅读(152) / 评论(0)

2007年VOA标准英语（八月）

VOA常速英语2007年-Australia's New PM Signs Kyoto Protocol on Clim

By Phil Mercer Sydney 03 December 2007 Kevin Rudd has been sworn in as Australia's new Prime Minister with an agenda of action on climate change and the repeal of unpopular industrial laws. The new government has signed the Kyoto Protocol on climate

发表于:2019-01-25 / 阅读(88) / 评论(0)

VOA常速英语2007年（十二月）

英语流行歌曲：巨肺姐 Karmin 新单《I Want It All》

巨肺姐 Karmin 最新单曲 MV 《I Want It All》！节奏明快又爽朗，真是适合在过年后好好振奋一下心情投入工作与学习。巨肺姐功底很不错哦，这首歌可以带给你一整天的好心情。Karmin 很努力，我们

发表于:2019-02-01 / 阅读(90) / 评论(0)

流行英文歌曲

音乐咖啡厅:A-Teens - Slammin Kinda Love

音乐咖啡厅:A-Teens - Slammin Kinda Love 相关介绍：这个四人流行组合由两男两女组成的青少年流行组合A-Teens，2001年他们推出了专辑《Teen Spirit》，还是一样那么好听！那个时候我还在上初中，英语

发表于:2019-02-03 / 阅读(156) / 评论(0)

音乐咖啡厅

Greek FinMin receives bullet in envelope

ATHENS, Feb. 4 (Xinhua) -- Greek Finance Minister Yannis Stournaras received a bullet in the post, Greek media reported on Monday. Stournaras' aides alerted security forces, when they opened the envelope at his office and discovered the enclosed bull

发表于:2019-02-06 / 阅读(111) / 评论(0)

英语新闻

英文乡村歌曲：Billy Currington - Swimmin in sunshine

I only slept for a couple of hours In the back of my buddy's truck I must be runnin' on solar power 'Cause I'm ready to crank back up And the boys are all bangin' on cheap guitars And the girls are all rockin' their bikini tops And that big ball's wa

发表于:2019-02-06 / 阅读(116) / 评论(0)

美国乡村音乐

German FinMin urges Greek opposition to back reforms

BERLIN, Jan. 14 (Xinhua) -- Germany's Finance Minister Wolfgang Schaeuble on Monday urged visiting Greek opposition leader Alexis Tsipras to support austerity measures and economic reforms. Schaeuble told Tsipras, a critic of the German-backed auster

发表于:2019-02-08 / 阅读(120) / 评论(0)

英语新闻

英文歌曲：美帝夫妻档 Karmin 新单曲《Pulses》

美帝夫妻档 Karmin 新单曲《Pulses》！如果你对 Karmin 的印象还停留在《Acapella》，那么这次的《Pulses》可就要你大吃一惊了。巨肺姐 Amy Heidemann 不仅能飙高音，玩儿起说唱时的强大气场也绝对力

发表于:2019-02-11 / 阅读(83) / 评论(0)

英文最新流行歌曲

万物简史第437期:小生物的世界(8)

In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年，以色列特拉维夫大学的一个小组认为，二叠纪芽孢杆菌与一

发表于:2019-02-17 / 阅读(107) / 评论(0)

万物简史

【英语时差8，16】太阳为什么发光

What makes the sun shine? For a lot of folks, this is the kind of thing that doesn't even require explanation: it just does. But just being a commonplace phenomenon in no way explains it. Something must cause the sun to shine. And, in fact, there is

发表于:2019-02-23 / 阅读(103) / 评论(0)

英语时差8，16

经典英文歌曲:巨肺姐组合Karmin超赞单曲《Hello》Rap实力非凡超群

巨肺姐组合Karmin超赞单曲《Hello》Rap实力非凡超群当红夫妻档组合Karmin超赞单曲《Hello》强势出击。巨肺姐作为少见的女说唱歌手，说唱功力依然那么强大，极高的语速加上有力的节奏和发音，

发表于:2019-03-04 / 阅读(189) / 评论(0)

经典英文歌曲

中英双语新闻国演员艾伦·里克曼去世

The British actor Alan Rickman has died of cancer at the age of 69. In movies, he won fame for his role as Severus Snape in the Harry Potter series and before that in films such as Truly Madly Deeply, Love Actually, Die Hard, Sense and Sensibility an

发表于:2019-03-04 / 阅读(162) / 评论(0)

中英双语新闻

美国夫妻档组合Karmin默契演唱圣诞新单-《Sleigh Ride》

美国夫妻档组合Karmin默契演唱圣诞新单《Sleigh Ride》美国夫妻档组合Karmin圣诞歌曲Sleigh Ride首播，甜蜜的巨肺姐和老公一起走进房间，两人在房间里各种搞怪，加上相互默契的对唱，真是营造了

发表于:2019-03-11 / 阅读(136) / 评论(0)

流行英文歌曲

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学英语单词

batch field separator

Benedict-Osterberg's method

boil out