多位元锁存器

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发表于:2018-12-10 / 阅读(95) / 评论(0) 分类 牛津阅读树ORTMP3(1-11级)

Sneezing, coughing, and sniffing. Welcome to winter and the common cold virus, a cure for which has eluded for years. But now a major breakthrough by scientists in Cambridge University brings that cure a step closer, as they've discovered a new way t

发表于:2018-12-11 / 阅读(53) / 评论(0) 分类 万花筒2010年

Evidence mounts that ancient Nubian brewers purposely made beer so that it contained a dose of antibiotic tetracycline. Christopher Intagliata reports 有证据表明努比亚的啤酒制造者故意在啤酒中加入抗菌四环素。 In 1980, a sci

发表于:2019-01-02 / 阅读(130) / 评论(0) 分类 60秒科学

Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 CNN2010年(五)月

In 1980, a scientist looking at bone fragments under an ultraviolet microscope noticed the bones were glowing greena hallmark of the antibiotic tetracycline. The drug latches onto calcium and gets deposited in bone. Nothing unusual. Except these bone

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 Scientific American(九)月

British scientists have found a drug used to fight leukemia that appears to stop multiple sclerosis in its early stages and restore lost function to patients. Although still in the clinical trial phase, it is being called by some, the most promising

发表于:2019-01-13 / 阅读(95) / 评论(0) 分类 VOA标准英语2008年(十月)

Nano Tool Watches Teardrop Protein Destroy Bacteria About a hundred years ago, a Scottish biologist discovered that proteins called lysozymes in human tears can kill bacteria. Scientists have studied the enzyme extensively, but molecular biologist Gr

发表于:2019-01-13 / 阅读(55) / 评论(0) 分类 VOA标准英语2012年(一月)

Photos as Window on the World 照片成了解世界的窗口 LOS ANGELES Photography offers a window on the world, and a recent photo exhibition shows how the camera is bringing people together globally. Artist Joy Feuer is arranging an art installat

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 VOA标准英语2014年(一月)

日本富士通实验室的研究人员开发了一种无线充电系统,可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电,无需使用电缆。该系统最早可于2012年正式推出使用。该系统被

发表于:2019-01-19 / 阅读(163) / 评论(0) 分类 阅读空间

Sepsis is a potentially deadly inflammatory condition caused by infections. Muppet creator Jim Henson was a famous victim. Proper treatment of sepsis can require knowing what bacteria or virus caused the infection. But the identification can take day

发表于:2019-01-20 / 阅读(53) / 评论(0) 分类 2014年Scientific American(九)月

Volcanoes forged the rocky coast of Cabo de Gata in southeast Spain. But the tides blanket it with reef-like structures built by snails. An algine marine biologist Diego Moreno says this sea of life can be deadly. Filth and contaminants accumulate on

发表于:2019-01-22 / 阅读(70) / 评论(0) 分类 自然百科2008年

Monica: Actually, we were going to have lasagna. 实际上,我们本来是要吃千层面的。 Mr. Geller: oh, I love lasagna. 哦,我喜欢千层面。 Monica: But now we are not having it. 不过我们现在没有了。 Mrs. Geller: Then why y

发表于:2019-01-30 / 阅读(97) / 评论(0) 分类 老友记精校版第1季

只要坚强一点点:A Little Bit Stronger Artist:Sara Evans Song:A Little Bit Stronger Woke up late today and I still feel the sting of the pain But I brushed my teeth anyway I got dressed through the mess and put a smile on my face I got a l

发表于:2019-01-31 / 阅读(107) / 评论(0) 分类 流行英文歌曲

By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as

发表于:2019-01-31 / 阅读(104) / 评论(0) 分类 VOA常速英语2008年(四月)

I'just little bit shy-Natasha thomas Dam dam dubi do Tell me what can I do I'm just a little bit shy Dam dam dubi do I really don't know why I'm just a little bit shy I try to tell you uh that I love you what can I do do what can I do Obsession forev

发表于:2019-02-02 / 阅读(86) / 评论(0) 分类 好听的英文歌曲

BEIJING, Dec. 19 (Xinhuanet) -- A new film about one of the most heartrending episodes in recent Chinese history leaves more to be desired. The Flowers of War is not the first Chinese movie to tackle the painful subject matter of the Nanjing Massacre

发表于:2019-02-06 / 阅读(118) / 评论(0) 分类 英语新闻

饶舌:50 Cent - Just a lil bit 相关介绍 :自从2003年50 Cent成为说唱音乐新世纪的最大暴发户之后,他的任何言行都成为了媒体推波助澜的素材,而50 Cent也深谙此道,口无遮拦,一幅唯我独尊的态势

发表于:2019-02-11 / 阅读(97) / 评论(0) 分类 节奏布鲁斯

Little Bit Lykke Li来自瑞典,又一个听得出明显的专属于欧洲的indie风格,很有童音感觉的嗓音稍稍有些单薄,但是纯真亲切,没有装饰或者任何花样,最本色的声音。这首Little Bit旋律简单,长短

发表于:2019-02-20 / 阅读(86) / 评论(0) 分类 天籁音乐

Bat Spit 蝙蝠的唾液 Anyone who reads gothic fiction will tell you that vampires are bad news. People who read modern medical journal s , however, might disagreein fact, they think vampires just might help save lives. The kind of vampire Im talki

发表于:2019-02-24 / 阅读(63) / 评论(0) 分类 英语听力文摘 English Digest

Dam dam dubi do Tell me what can I do I'm just a little bit shy Dam dam dubi do I really don't know why I'm just a little bit shy I try to tell you uh that I love you what can I do do what can I do Obsession forever Uh now or never what can I do do w

发表于:2019-03-02 / 阅读(132) / 评论(0) 分类 好听的英文歌曲
学英语单词
a handy
advance range
air injection
aleutric acid
almost everywhere (a.e.)
Amikin
amosan
antiepicentres
Ardrahan
banten (bantam)
be stretching it
Berkeleianism
bonnema
boreas nunatak
bounded closed region
by-product coal
central composite design
chronic intestinal pseudo-obstruction
code type
collateral in raising loan
comprehensivizing
connecticle
continuous ring discharge
coordination of operation
core hysteresis parameter
crystal perfection
decontextualized
deproteinised
destructile
dielectric screening
disappearing-filament optical pyrometer
disbinds
domestic price
double reaction
electrophysiologies
elinsky
emergency hand-drive
Erin Pt.
genus polyodons
glide tectonics
glosseme
glove-and-stocking anesthesia
heat outlet
heteroklin (heterocline)
hydrocolloid impression material
hyperontomorph
imhausen-chemie
intellectual history
interim plan
liquid laughs
low speed winch
MABE
magnetic tape video recording
method for labelling multiple objects
mocucks
motoryachts
Méouane
negative pressure grainage
occasional error
on-board processing
output execution set
oven-barbecued
overdeed
pageable nucleus
paradendritic synapse
pertinences
phermitocorundum
photocell pick-off
picralinal
project survey
prott
reangle
recock
retally note
rivetless chain
runner diameter of hydroturbine
Saudade, Sa.da
Schmidt's tset
seaman's book
segmented
selective absotber
Selway R.
short-termists
sidereal midnight
Siria
softbed
squarishness
Stenochlaena
structural sandwich
surface skin temperature
systematic function
Sīāh Khaneh P.
taste cortex area
test point scattering
tr box
treble agent
trephinings
triprolidine
ultra long spaced electric log
uroliths
vine-fretter
XDK