逆同位素稀释法

From NPR news in Washington, I'm Lakshimi Singh. The government's consumer watchdog plans to force banks to use a new set of criteria aimed at identifying whether potential borrower is likely to afford a mortgage. Richie Corttery, director of the con

发表于:2018-12-19 / 阅读(125) / 评论(0) 分类 2013年NPR美国国家公共电台1月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths crust is old. Billions of years old. So old that its nearly impossible to imagine. And now scientists have discovered what may be the oldest

发表于:2018-12-24 / 阅读(159) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres definitely methane on Marsand there are seasonal variations of how much is being released into the thin Martian atmosphere. Which means that Mar

发表于:2019-01-08 / 阅读(150) / 评论(0) 分类 Scientific American(一)月

What does an 800-pound gorilla eat? If you said: anything it wants, youre not thinking like a scientist. A scientist would say, Let me analyze the isotopic composition of its excreta and Ill get back to you. Because a new study shows that the ratio o

发表于:2019-01-08 / 阅读(138) / 评论(0) 分类 Scientific American(十二)月

倾听音乐:Forward And Reverse 虽是英文,但音乐无国界。它诉的是情,听起来却冷冷清清,仿佛清晨起来照铜镜,发现自己满面愁容。思念已满溢,恍惚间想起昨夜小寐,忽疑君至,却是琉璃火,

发表于:2019-01-10 / 阅读(161) / 评论(0) 分类 E乐吧

歌曲 : Flip Reverse 艺人 : Blazin' Squad 音乐星级 : ★★★★ 所属专辑 : Now Or Never 发行年代 : 2003 风格 : Hip Hop 介绍: 一直以来都青睐Blazin'Squad这个来自英格兰艾塞克斯的大型男子嘻哈组合,阵容庞大共有十人之多。他们的第一首上榜空降冠军的歌曲

发表于:2019-01-11 / 阅读(277) / 评论(0) 分类 饶舌音乐

AS IT IS 2015-08-11 Opposition Blocks Indias Economic Reform Laws 反对派阻拦印度经济改革法律 In India, government efforts to reform the economy have slowed. The reason: the political opposition is blocking the passage of legislation thro

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2015年VOA慢速英语(八)月

Scientists Closer to Solving Plain of Jars Mystery A new group of human remains has been uncovered on the Plain of Jars in Laos. They are believed to date back to the Iron Age, some 2,500 years ago. The Plain of Jars is in the central Lao province of

发表于:2019-01-12 / 阅读(129) / 评论(0) 分类 2016年VOA慢速英语(三)月

Twelve years ago, writer-director James Cameron made Titanic, an epic romance that became the highest-grossing film in Hollywood history. He is making cinema history again with groundbreaking new 3D technology that puts audiences in the middle of his

发表于:2019-01-13 / 阅读(174) / 评论(0) 分类 VOA标准英语2009年(十二月)

Le Pen Vows Strong Return Despite Far Right's Failure in French Election LONDON Frances far right National Front Party has failed to make gains in regional elections, despite coming out on top in the first round of voting. Tactical voting by National

发表于:2019-01-14 / 阅读(162) / 评论(0) 分类 VOA标准英语2015年(十二月)

极右政党国民阵线遭挫败 Supporters of the National Front party made their feelings clear as results trickled in from across France. Despite winning six out of 13 regions in the first round, the party failed to gain control of any of the 13

发表于:2019-01-14 / 阅读(183) / 评论(0) 分类 VOA标准英语2016年(二月)

Love is the one thing that transcends time and space. 各位听众大家好!今晚的Action Frames将送上一部2014年诺兰的科幻力作《星际穿越》。今年颁奖季中,它获得奥斯卡六项提名,并获得最佳视觉效果奖。震

发表于:2019-01-15 / 阅读(141) / 评论(0) 分类 中国传媒大学英语电台

Business 商业 Dual-class share structures 双重股份结构 The cost of control 控制的成本 The trouble with non-voting shares 没有表决权的股票带来的麻烦 SHAREHOLDERS in News Corporation have only themselves to blame. 新闻集团的

发表于:2019-01-26 / 阅读(140) / 评论(0) 分类 经济学人商业系列

Business Dual-class share structures The cost of control 商业 双重股份制结构 控制的代价 The trouble with non-voting shares 无选举股份的麻烦 SHAREHOLDERS in News Corporation have only themselves to blame. When they entrusted Rupe

发表于:2019-01-26 / 阅读(134) / 评论(0) 分类 经济学人商业系列

Flip Reverse Blazin' Squad [All] Hey (yeah) i wanna see you work it baby, I want you to be my lady, I love the way you move your body, ooooh you drive me crazy... [Flava] I'm a do it real good if you know how i felt, we could take it downstairs, like

发表于:2019-02-05 / 阅读(204) / 评论(0) 分类 好听的英文歌曲

Forward And Reverse - Bang Gang 它诉的是情,听起来却冷冷清清,仿佛清晨起来照铜镜,发现自己满面愁容。思念已满溢,恍惚间想起昨夜小寐,忽疑君至,却是琉璃火,未央天。 You were like a glimps

发表于:2019-02-11 / 阅读(221) / 评论(0) 分类 音乐天堂

Nothing makes individuals more willing to take risks than the sight of other people getting rich. 没有什么能比眼看着别人发财致富而让个人更愿意承担风险了。 But bitcoin is also different from ICOs. 但是,比特币也不同于

发表于:2019-02-17 / 阅读(166) / 评论(0) 分类 经济学人财经系列

Compston's machine allowed such rocks to be dated with unparalleled precision. 康普斯森的仪器能以无与伦比的精确度测定这些岩石的年代。 The prototype SHRIMP was built and machined in the Earth Science department's own worksho

发表于:2019-02-17 / 阅读(142) / 评论(0) 分类 万物简史

essential英[??sen?l] 美[??s?n??l] adj.基本的;必要的;本质的;精华的 n.必需品;基本要素;必不可少的东西 必不可少;至关重要;本质的;基本 词形变化: 复数:essentials 派生词: essentiality essentialness 双语例句

发表于:2019-02-21 / 阅读(250) / 评论(0) 分类 托福英语

What happens is that surface waters, as they get to the vicinity of Europe, 情况是这样的:表面海水抵达欧洲附近以后, grow dense and sink to great depths and begin a slow trip back to the southern hemisphere. 密度增加,沉到深

发表于:2019-02-25 / 阅读(107) / 评论(0) 分类 万物简史
学英语单词
a person of color
AAAM
accumulative pitch error measurement
airborne radiation meter
aqualfs
bludged
burst stimulation
canaliculus chord? tympani
chord component
closed shop system
contiguous item
crenation
CRYPTO (cryptography)
Danaeaceae
deck lashing turnbuckle
defensive publication program
depoprovera
direct-viewing storage tube
disallied
discrimination value
disk flow condenser
dispersion-medium
domain of information
drate
driving flow
epigamous
ethler
family Erysiphaceae
flakeoff
friend zoning
from hunger
Gaucher disease
genus Callinectes
glass making
glycanase
Goliards
grande comore (comoro i.)
grooved director
GSKT (gasket)
hortense
hydroxylic
imitationist
inextensible
ingrately
insulating varnished sleeving
jaggedness
jirsa
Jomfruland
kalashy
limonium sinuatum
loop synchronizer
made preparations for
mental management science
method of erection
MRO (maintenance,repair and operating)
nakfa
national character
non-structural unemployment
NTAP
on-time departure
original destination
outkicked
para-uterine lymph nodes
Passyng Sunday
peaceful enjoyment of possessions
perpetual war
piriformis syndrome
pithblende
pre-heating treatment
prepaid amount
preset stop
principal terminal
propionic ester
quaffers
Ranvier's cell
rivel varnish
Rosettenville
Sam Goldwyn
screw tightening device
searchlight-type sonar
self-complete
shot-spots
simple numerical system
sociophysiology
spherites
stand-by cooling
steel fibre concrete
sternostomia
stubborner
subcarrier interference
subsurface level
Sudomskiye Vysoty
tailing chute
team Xerox
three states of matter
throttle runner
toadback marl
TransFlash
triacid salt
unjointing
Viscum multinerve
wedge block gage