树干流, 树干迳流

万花筒 2008-05-15&-05-16

on board a ship,really could be an evil, that's a stem damage, maybe from a broken window, on this case, we've hit some rocks, what we need to try to do is down the flow of water, so that it's slower coming in that while we can pump or well them out.

发表于:2018-12-11 / 阅读(219) / 评论(0)

万花筒2008年

Study: One Third of STEM Students in US Change Majors

Most college students in the United States choose their major, or main field of study for their degree, before or during their first year. For Saskia Fagan, making that choice was not easy. Fagan, who is now 31 years old, grew up in Takoma Park, Mary

发表于:2018-12-12 / 阅读(242) / 评论(0)

2018年VOA慢速英语(一)月

英文歌曲：Samantha Jade - I Got That Flow

I got that flow girl So got that dough girl got that dough If you ain't know girl I'm tryina get wit you tryina get wit you Let's take it slow If it's real, let me know girl let me know I just need to know what's up with me and you Sup? Baby girl I'v

发表于:2018-12-16 / 阅读(316) / 评论(0)

节奏布鲁斯

【突破英文词汇】flu, fluc, flux -- flow 流

1. fluid /ˈflu:ɪd/ -- 1. substance that flows 2. not rigid; changing easily Air, water, molasses and milk are all fluids. 空气、水、糖蜜和牛奶都是流体。 During November, the military situation remained fluid, with advances and retres

发表于:2018-12-30 / 阅读(351) / 评论(0)

突破英文词汇

卢旺达加强对女童的STEM教育

Rwanda Invests in STEM Education for Girls Yvonne Kevia is an 18-year-old high school student in Rwanda. She wants to become a chemical engineer. She enjoys doing experiments and taking careful notes in her high school laboratory in Kigali, Rwandas c

发表于:2019-01-02 / 阅读(283) / 评论(0)

2017年VOA慢速英语(十二)月

SCIENCE IN THE NEWS - Progress Made in Stem Cell Research

SCIENCE IN THE NEWS - Progress Made in Stem Cell Research By Caty Weaver, Jerilyn Watson, ... Broadcast: Tuesday, May 31, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-09 / 阅读(316) / 评论(0)

科技之光

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(323) / 评论(0)

2011年VOA慢速英语(二)月

VOA标准英语2010年-Israel Seeks to Stem Flow of Non-Jewis

The migrants, mainly from Eritrea, Ethiopia and Sudan's Darfur, are trying to find jobs in Israel, but Israeli leaders view this as a threat to security and to the Jewish character. Luis Ramirez | Israeli-Egyptian border 28 January 2010 Watch: Ramire

发表于:2019-01-13 / 阅读(217) / 评论(0)

VOA标准英语2010年(一月)

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(312) / 评论(0)

世界各地新闻集锦

听一分钟英文：Stem Cell Research-干细胞研究

Im all for stem cell research. I know it is a huge issue at the moment. Lots of people dont like it. They say it is unethical and that it is playing God. Other people say we will create Frankensteins monster. Britain seems to be leading the world in

发表于:2019-01-24 / 阅读(311) / 评论(0)

听一分钟英文-S

VOA常速英语2008年-Adult Stem Cells Show Medical Promise

By Alex Villarreal Washington 28 February 2008 Adult stem cell therapy has successfully treated leukemia and other cancers for years, in the form of bone marrow transplants. A new study in the Journal of the American Medical Association [JAMA] finds

发表于:2019-01-25 / 阅读(432) / 评论(0)

VOA常速英语2008年（二月）

摇滚:Go With The Flow石器时代的女皇

英文歌词： She said i'll throw myself away, They're just photos after all I can't make you hang around. I can't wash you off my skin. Outside the frame, is what we're leaving out You won't remember anyway I can go with the flow But don't say it does

发表于:2019-01-26 / 阅读(313) / 评论(0)

英文摇滚歌曲

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(318) / 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(553) / 评论(0)

科技之光

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(481) / 评论(0)

英语新闻

节奏布鲁斯:Samantha Jade - I Got That Flow

发表于:2019-02-11 / 阅读(313) / 评论(0)

节奏布鲁斯

VOA常速英语2007年-Stem Cell Research Dominates 2007 Medical Field

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(342) / 评论(0)

VOA常速英语2007年（十二月）

Japan Moves to Stem Rising Yen

Japan's government and the country's central bank took action Thursday to dilute the yen. The Japanese currencys strong standing against the dollar is making exports more expensive, hurting efforts to revive the country's moribund economy. After many

发表于:2019-02-18 / 阅读(303) / 评论(0)

英语新闻

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(375) / 评论(0)

英语新闻

学个词Learn a Word 第1520 - stem from

今天我们要学的词是stem from. Stem spelled s-t-e-m, stem; and f-r-o-m, from. Stem from是源自，来源于的意思。The UN said Syrian government forces are responsible for most of the violence stemming from the country's unrest. 联合国表

发表于:2019-02-18 / 阅读(302) / 评论(0)

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学英语单词

benefit-cost ratio (b-c ratio)