氨基环己基青霉素

发表于:2018-12-02 / 阅读(243) / 评论(0) 分类 英语口语1+1

One common protein-contact prediction is that, if the side chain of one member of a pair of amino acids brought close together by folding is long, 一种比较普通的蛋白质接触预测就是,如果一对氨基酸的一个侧链折叠后很长,

发表于:2018-12-05 / 阅读(175) / 评论(0) 分类 经济学人科技系列

[00:04.10]paw pay [00:06.48]n.爪 vt.支付,值得 vi.付出 n.工资 [00:08.86]payment pea peace [00:12.13]n.支付,付款额 n.豌豆 n.平静,安宁,和平 [00:15.41]peaceful peach [00:17.74]a.平静的,安宁的,和平的 n.桃,桃树 [00:20.06]p

发表于:2018-12-15 / 阅读(218) / 评论(0) 分类 考研英语词汇2005

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left. Now scientists at the Nation

发表于:2018-12-24 / 阅读(155) / 评论(0) 分类 Scientific American(四)月

Cloze: Stingers of the Sea 海中刺客 ── 水母 Given impressive-sounding names like Portuguese man-of-war, jellyfish are certainly respected and feared by humans. Not exactly a fish, and lacking a spine, this creature has a single body cavity

发表于:2019-01-02 / 阅读(176) / 评论(0) 分类 双语有声阅读

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(234) / 评论(0) 分类 科技之光

发表于:2019-01-03 / 阅读(161) / 评论(0) 分类 医务英语

一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

发表于:2019-01-08 / 阅读(209) / 评论(0) 分类 英乐时空

一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

发表于:2019-01-10 / 阅读(568) / 评论(0) 分类 英乐时空

By Jim Teeple Ramallah 23 January 2006 Politicians in the Palestinian territories wrapped up final day of campaigning Monday, ahead of crucial vote Wednesday to elect new legislature Politicians in th

发表于:2019-01-13 / 阅读(256) / 评论(0) 分类 2006年VOA标准英语(一月)

Jonah Hex. Are these the boys you wanted? You surely have done us quite a favor. A transaction is all it was. I'll collect my hundred dollar bounty on them and be on my way. From Superman and Spider Man to Josie and the Pussycats, Hollywood has a lon

发表于:2019-01-13 / 阅读(180) / 评论(0) 分类 VOA标准英语2010年(六)月

Oum Sok began working as a cyclo driver when he was 18. He says the city has become very expensive over the years, making it much harder to earn a living. New York has its yellow cab. London has its red bus. But Phnom Penh has its cyclo - a three-whe

发表于:2019-01-13 / 阅读(221) / 评论(0) 分类 VOA标准英语2010年(六)月

The State Department said Thursday an agreement for the start of direct peace talks between Israel and the Palestinians is close to completion. The deal will apparently be sealed by statements from the United States and the International Middle East

发表于:2019-01-13 / 阅读(171) / 评论(0) 分类 VOA标准英语2010年(八)月

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(218) / 评论(0) 分类 经济学人科技系列

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技 克雅氏病 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

发表于:2019-01-26 / 阅读(197) / 评论(0) 分类 经济学人科技系列

1) G2G = got to go = 我得走了 2) TTYL = talk to you later = 一会儿再聊 3) XOXO 亲亲抱抱

发表于:2019-02-07 / 阅读(364) / 评论(0) 分类 OMG美语

19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年,芝加哥大学的研究生斯坦利米勒拿

发表于:2019-02-17 / 阅读(165) / 评论(0) 分类 万物简史

Proteins are what you get when you string amino acids together, and we need a lot of them. 你把氨基酸串在一起,就得到了蛋白质。我们需要大量的蛋白质。 No one really knows, but there may be as many as a million types of pro

发表于:2019-02-17 / 阅读(154) / 评论(0) 分类 万物简史

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说,每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu

发表于:2019-02-18 / 阅读(408) / 评论(0) 分类 阅读空间
学英语单词
Abri Audit
Acer laxiflorum
advertistics
allylborations
annual hull survey
arctic trout
arylamines'
Avatards
badger-baitings
bewailed
big-eyed flathead
Bircher muesli
Blechninae
book system
capacity of battery
capirotada
centralian
chinese-japanese
chromis mirationis
cleaned gas
coliform bird
Collis Potter Huntington
coseismal
counter-fessy
cross crown
cumulogenitus
Dextrarine
drokiya (drochia)
dwarf bananas
enhanced solubility
Eskimo I.
eve-jar
Flodoard
frequency chain
Harald I
hecto-candelas
HSPD
hydrologic record
illegal imprisonment
in baulk
interphase transformet
kwon
L-Gulitol
landlocks
lavishest
leberblende
liquid filled thermometer
long filler
makeup water treatment
map file
marine magnetic survey room
melamed
menuver
Mexican oregano
miller coding
monolithic laser array
motor grenerator
murphy's
nap-cloth
needle-through-needle
nonmalignant tumors
Novonikolayevskaya
oedipism
oval belt fastener
overlinger
Pandavas
parasitopolis
pen-y-gwryd
placemark
platypalpus cnadidseta
plurisyllable
potted plants
premeditated
process communication monitor
quantity of flow
radio baseband send terminals
radio-tagged
rhesus blood type
rice seedling sower
safeguard circuit
SASEs
Sauteurs
schatzite
secords
self-scanned image sensor
shirt-collar
short wind
siphon pit
sleek stone
small ballast undercutting cleaners
song without words
speed-of-sound measurement
straight-line wavelength capacitor
sub contracting arrangenments
subtidal communtiy
Swertia phragmitiphylla
thrombolymphangitis
tilt boundary
time sequence chart
trunkline
weight-normal