萤光淬灭效应

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(145) / 评论(0) 分类 VOA2003(下)-环境与健康

With Camarasaurus, it's operating purely by instinct. 对于圆顶龙它完全靠本能行动。 They also discovered that the Camarasaurus would have sent out a distress call which Allosaurus would pick up and recognize. 人们还发现圆顶龙会发

发表于:2018-12-28 / 阅读(111) / 评论(0) 分类 侏罗纪搏击俱乐部

Benjamin Frankin wondered about(at) lightning. He combined his curiosity with imagination and carried out his well-known experiment to show that lightning and an electric spark are the same thing. Cur

发表于:2018-12-30 / 阅读(289) / 评论(0) 分类 自考英语(一)78讲

I am Jolly Joy, and I?m a happiness! But you, as a human, might know of me as simply, ?sunflower?. Little do you know that we flowers have our own identities and souls, for indeed we do, along with divine purpose and goals, albeit our goals are much

发表于:2018-12-31 / 阅读(204) / 评论(0) 分类 我们都是有故事的人之生而为赢

E 电泳 electrophoresis Ellis - van Creveld syndrome 酶 enzyme 外显子 exon F 家族性地中海热 familial Mediterranean fever 荧光原位杂交 fluorescence in situ hybridization (FISH) 脆性

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 医务英语

今年7月,14岁的美国华裔少年刘继打破老虎伍兹的纪录,成为美国青少年高尔夫锦标赛史上最年轻的冠军,同时刷新老虎伍兹保持了19年的纪录。刘继出生在纽约州一个只有11万人口的小城市史

发表于:2019-01-09 / 阅读(169) / 评论(0) 分类 实用英语

I hold myself the grand reformer of the age. 我自认是这一时代了不起的改革家。 From my spout, and such spouts as mine, must flow the stream that shall cleanse our earth of a vast portion of its crime and anguish, 从我的喷嘴或姑且

发表于:2019-01-17 / 阅读(112) / 评论(0) 分类 美国语文第五册

Although the price of a bowl of Lanzhou noodles has soared to over 10 yuan in restaurants, you can still get a bowl for 4.5 yuan at college canteens. 尽管饭馆里的兰州拉面已经飞涨到了每碗10块钱以上,但在大学食堂你仍然可以

发表于:2019-01-19 / 阅读(115) / 评论(0) 分类 中英双语新闻

MIDDLEBURY, Vermont More Americans are quenching their thirst with hard cider. In 2011, U.S. sales of the alcoholic beverage made of fermented apple juice were up 20 percent over the previous year, according to the U.S.-based Beer Institute. There we

发表于:2019-01-20 / 阅读(121) / 评论(0) 分类 英语新闻

The Effect of Advertisement 广告的效果 Some businessmen were talking about advertising on TV excitedly. As none of them had ever done it before, every one had his point of view. At this moment, Mr. Grey came by. He was a car dealer and he had on

发表于:2019-01-28 / 阅读(148) / 评论(0) 分类 英语小达人

There was no way she could come to terms with death; she lay night after night in a confused terror, trying to imagine if death was perpetual night, or an abyss of flames she had to jump over to reach the golden fields on the far side, or a sphere li

发表于:2019-01-29 / 阅读(141) / 评论(0) 分类 荆棘鸟

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(149) / 评论(0) 分类 英语每日一词

As the development of the society, people want to conquer the environment, they use the high technology to change the environment, when people are satisfied with what they did to the nature, the nature is starting to teach human being a lesson. In th

发表于:2019-02-06 / 阅读(142) / 评论(0) 分类 英语作文

Affect and effect are different in meaning, though frequently confused. Affect is chiefly used as a verb and its main meaning is to influence or make a difference to, as in the following example sentences: Affect一般用作动词,其含义为:影响

发表于:2019-02-07 / 阅读(194) / 评论(0) 分类 英文语法词汇

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-13 / 阅读(200) / 评论(0) 分类 英语单词荟萃

As the development of the society, people want to conquer the environment, they use the high technology to change the environment, when people are satisfied with what they did to the nature, the nature is starting to teach human being a lesson. In th

发表于:2019-02-13 / 阅读(138) / 评论(0) 分类 英语作文

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(192) / 评论(0) 分类 实用英语

VATICAN CITY, Feb.28 (Xinhua) -- The resignation of Pope Benedict XVI came into effect at 8 pm local time (1900 GMT) on Thursday, who had left the Vatican by helicopter for the papal vacation retreat in south Rome earlier in the afternoon. The pope h

发表于:2019-02-17 / 阅读(160) / 评论(0) 分类 英语新闻

BEIJING, Sept. 1 (Xinhua) -- Medicine prices at public clinics have been notably reduced thanks to a policy that promotes basic medicine, an office of the State Council said Thursday. Current price levels of basic medicine used by government-funded t

发表于:2019-02-18 / 阅读(125) / 评论(0) 分类 英语新闻

For over 7,000 years, Asians have been brewing beer. But it's only in the past few years that Asia has overtaken Europe and America to become the world's biggest beer-drinking continent. With an increasingly young and upwardly mobile population, ther

发表于:2019-02-21 / 阅读(121) / 评论(0) 分类 英语听力精选进阶版
学英语单词
absorption frequency band
air avalanche
airiness
angolamyicn
ardith
atrium pulmonale
bahnung
balkind
beam propagation modeling
Bellard's formula
better than
brake system
brightness scale
Chem-Bam
citrons
cockalanes
coffee-and
compliant mechanism
computational seismology
conditional name
convertible bonds
cousin-aunts
cro - magnon man
Cullahill
Cyanase
dayhiker
delavaine
diclofenac sodium
dung beetles
effector cell
equal time point (etp)
error event
exophobic
flameless calcination
foil carrier
front sheet metal
Gaultheria griffithiana
Gelasius II
getting-off the rails
gladdens
gold sterilization policy
Griqualand West
high strength steel bar
hjelmslev
hopper planter
independent of
iuput process output
keazoglyph
liming tank
loses count
luce b.
manually-operated turning gear
Masbate I.
Mi Fu
micro-horizontal burette
Montepuez, R.
morn-star
myco-heterotrophic
nonmembers
notched tappet rod
numchuck
open-tube
optical add-drop module
organ whistle
overhead position of welding
palaeopallium
parachuted
Paxoi
peaceabler
PETCO2
PID
piston gauge with re-entrant cylinder column
pressas
protocol identifier
public advantages
racing shells
right-of-way survey
safety related bus
Saint Boniface
sarracenias
science of space-time
Sherman, James Schoolcraft
shewanella putrefaciens
short wave relay
sikakane
single roller crab
single-roller method
sources of system error
special reconnaissance
standard horn
stavola
stood on end
subschema description
swamp oak
syntax-oriented compiler
temperature-coefficient of electrical resistance
the falls
thyroepiglottideus
total absorption spectrometer
unpricked
vesicular ovarian follicle
whistle lanyard