嗜酸性细胞

a lot of [much or many] We had a lot of rain. carry out [to do; to put into effect] Please carry out the plan. pass a bill [approve] Congress is expected to pass a bill to cut taxes. take steps [to start to do something] The government will take step

发表于:2018-12-01 / 阅读(139) / 评论(0) 分类 VOA慢速英语1500基础单词例句

Lesson 84 The Busy Bee 第84课 勤劳的蜜蜂 Have you ever seen a hive of bees? 你有没有看到过蜂箱? Some hives are made with glass sides, through which we can see all that the bees are doing. 有些蜂箱的侧面是玻璃的, 你可以透过

发表于:2018-12-18 / 阅读(39) / 评论(0) 分类 英国学生科学读本

模仿文本: That was a headline on September 5th, the end of the concept of junk DNA. Actually, geneticists had long abandoned the idea that our genomes are riven with all the rubbish. But what was once called junk was largely still unexplored. 译

发表于:2018-12-28 / 阅读(64) / 评论(0) 分类 英音模仿秀

《绝望主妇》原句: We have to get rid of the car. But we cant sell it. The police might find it, and there could be DNA. 单词词组讲解 Get rid of sth/somebody 摆脱 发音讲解 Get rid of 的t吞音,d连读 最后翻译: 我们必须把

发表于:2018-12-31 / 阅读(97) / 评论(0) 分类 小紫带你轻松学美剧

But there was something even better. Odyssey may not just have found ice. There may also be liquid water, and that means, there could be living creatures there too. Right now, there might be liquid wa

发表于:2019-01-02 / 阅读(104) / 评论(0) 分类 火星生命

Glucosamine - a glucose or galactose molecule with an amine group attached. see also glucuronic acid. Glucose - a molecule of great importance to life as it provides a ready source of energy for both

发表于:2019-01-03 / 阅读(82) / 评论(0) 分类 医务英语

HEALTH REPORT - October 23, 2002: Folic Acid Reduces Fetal Deaths By Nancy Steinbach This is the VOA Special English Health Report. A new study in Sweden has confirmed another important health effect

发表于:2019-01-04 / 阅读(73) / 评论(0) 分类 健康与环境

Breaking news out of Taxas BigFoot is real according to a group of researchers.They call themselves the Sasquatch genome project and they released what they say is proof several never before seen short video clips of the legendary and very shy creatu

发表于:2019-01-07 / 阅读(83) / 评论(0) 分类 万花筒2013年

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(97) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(85) / 评论(0) 分类 Scientific American(五)月

Acid 酸 Why does the lemon taste sour? 为什么柠檬的味道很酸? It is because of the acid in a lemon. 因为柠檬里有酸。 Then what is acid? 那么什么是酸? All substances with a sour taste are kinds of acid. 所有带酸味的物质

发表于:2019-01-10 / 阅读(72) / 评论(0) 分类 与美国小学生一起学英文第12册

Folic Acid Supplements Shown To Reduce Risk Of Autism Green, leafy vegetables, fruits and nuts naturally contain folate, a B vitamin that helps the body make healthy new cells. Most pre-natal vitamins include folic acid because it protects against de

发表于:2019-01-14 / 阅读(98) / 评论(0) 分类 VOA标准英语2013年(四月)

By Melinda Smith Washington, D.C. 07 June 2007 For years, doctors urged women to take folic acid if they planned to get pregnant. Then researchers discovered the nutrient helped reduce the risk of a heart attack. But now a new study shows folic acid

发表于:2019-01-16 / 阅读(134) / 评论(0) 分类 2007年VOA标准英语(六月)

建筑设计师们像自然借鉴灵感的创意比比皆是,比如著名的悉尼歌剧院,比如北京奥运会的主场馆鸟巢。可是你想象过,自然界的有丝分裂能带给设计师什么灵感吗?可不是什么长得像DNA一样

发表于:2019-01-18 / 阅读(64) / 评论(0) 分类 名人演讲视频

Amygdala's Acidic Aspiration Answer A study in the journal Cell shows that the buildup of carbon dioxide when we stop breathing causes a pH change that signals proteins in the brain to force us to inhale. Karen Hopkin reports. Maybe its happened to y

发表于:2019-01-30 / 阅读(168) / 评论(0) 分类 60秒科学

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(107) / 评论(0) 分类 科技之光

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(193) / 评论(0) 分类 趣味英语

模仿文本: The Mona Lisa is gazed at by an average of 6 million people a year. Now scientists think they may have found the final resting place of Leonardo da Vinci's muse for the picture, and they want to open her grave to carry out DNA tests.

发表于:2019-02-16 / 阅读(76) / 评论(0) 分类 英音模仿秀

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(145) / 评论(0) 分类 英语新闻

一条巷子,五户人家,外加八婆和熟女,就组成了全美收视冠军:Desperate Housewives。这部美剧不仅剧情跌宕起伏、帅哥美女遍地,而且还有很多地道的英语表达,我们一起来学习吧! 1. The bank

发表于:2019-03-02 / 阅读(83) / 评论(0) 分类 英语口语
学英语单词
adding limestone
afbds
algera akinesia
Ammoket
androgynous docking system
antischool
auxiliary statistic
azotizing
Batchelorite
bedizens
board around/round
bowsprit bed
buddemeier
carrier sync
center/centre of twist
circot
classical elasticity
coefficient of effective aperture
computable general equilibrium (cge)model
constant pressure mixing
coping style
design manager
Diabex
diagonal and longitudinal built
dicacodyl oxide
dumbbutt
electronic management system
elevation of pole
entry corridor
falmers
ferromagnetic-paramagnetic transition
fissionable fuel
fitting surface
french weeds
full detail
Godelleta
green-yellows
guide passage
highland ice
Hillerslev
Hoeam
Hueck's ligament
hyperplasic
image maker, imagemaker
integral distribution curve
JavaSoft
junior scram
l'annee
larranaga
lassally
lesser wintergreen
longitudinal electro-motive force
loveboats
manhole collar
marine fire-fighting system
menstruant
Merremia hederacea
moonride
Morinda hupehensis
neutron multiplication factor
normal codition
ocean bed
one pass compiler
OR mapping
OSAT
oxycel
photoisland grid
plastiform
polar outbreak
Precose
preter-
printing-out paper
psammitic structure
quadricillate zoospore
Quambatook
Quanzhou kilns
receiver dynamic range
renin-angiotensin-aldosterones
richness index
rotary slurry distributor
ruffians
Sabine formula
schisticeps
Schoenflies' symbols
shipping space
silychristin
single iron pulley block
single row
sow box
speed of shear waves
Strobilanthes oligantha
structure array
Temryukskiy Rayon
terminal carboxyl
TGVs
theobromina
time-mark generator
tongolense
tool quality
triphedinon
USPF
yttrialite- (y)