[网络] 原细胞；原生态细胞

新东方背诵文选 L50. Cells and Temperature

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(402) / 评论(0)

新东方背诵文选

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(314) / 评论(0)

国家地理2008年

VOA标准英语2010年-'Cooking' Cancer Cells Could Kill Them

An international team of scientists at a U.S. university is investigating whether 'cooking' cancerous tumors using tiny nanoparticles in a magnetic field might be an effective and useful treatment. Preliminary findings suggest they may be on the righ

发表于:2018-12-16 / 阅读(219) / 评论(0)

VOA标准英语2010年(十一)月

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(278) / 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(223) / 评论(0)

突破英文词汇

原版英语小短文 149. Cancer Cells or Fat Cells?

Norm woke up to go to the bathroom. He looked in the bathroom mirror. That bump used to be smaller. It was on the side of his nose. The bump looked puffy. He touched it. It wasn't hard. It didn't hurt. It wasn't a different color. Maybe it was just s

发表于:2019-01-02 / 阅读(248) / 评论(0)

原版英语小短文

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(254) / 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(350) / 评论(0)

医务英语

英语短文：Cells and Temperature

英语短文：Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow ra

发表于:2019-01-08 / 阅读(303) / 评论(0)

英语小短文

Stem Cells From Cord Blood May Offer Way to Treat Sick Child

FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell

发表于:2019-01-12 / 阅读(290) / 评论(0)

2011年VOA慢速英语(二)月

VOA标准英语2011--'Serial Killer' Cells Demolish Leukemia

'Serial Killer' Cells Demolish Leukemia Tumors U.S. researchers say they've been able to modify a patient's immune system T cells, turning them into serial killer cells which zero in on cancer and obliterate it. Its being called a breakthrough in the

发表于:2019-01-14 / 阅读(237) / 评论(0)

VOA标准英语2011年(八月)

VOA标准英语2013--Volunteers Help Scientists in Search for Cheap Solar Cells

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(261) / 评论(0)

VOA标准英语2013年(七月)

Nasal Stem Cells Help to Cure Infant Hearing Loss

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

发表于:2019-01-19 / 阅读(273) / 评论(0)

世界各地新闻集锦

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(244) / 评论(0)

VOA常速英语2007年（十二月）

60秒科学:Beating Heart Tissue from Stem Cells

Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o

发表于:2019-01-30 / 阅读(291) / 评论(0)

60秒科学

Stem Cells in Fat

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(401) / 评论(0)

科技之光

HEALTH REPORT - Fetal Skin Cells May Treat Burns

HEALTH REPORT - Fetal Skin Cells May Treat Burns By Caty Weaver Broadcast: Wednesday, September 21, 2005 I'm Shep O'Neal with the VOA Special English Health Report. A method tested in Switzerland may

发表于:2019-01-30 / 阅读(249) / 评论(0)

健康与经济

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(244) / 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(260) / 评论(0)

英语时差8，16

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(397) / 评论(0)

中英双语新闻

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British Experimental Pile Operation