锥面包络环面蜗杆

Grasp the 1) cone with the right hand firmly but gently between thumb and at least one but not more than three fingers, two-thirds of the way up the cone. Then 2) dart swiftly away to an open area, aw

发表于:2018-11-28 / 阅读(272) / 评论(0) 分类 疯狂英语2002年

French spiderman climbs world's tallest building Daredevil climber Alain Robert, known as the French Spiderman, defied stiff winds and rain to climb the world's tallest skyscraper, Taipei 101 Saturday. Robert, dressed in a red rain jacket, tights and

发表于:2018-11-30 / 阅读(165) / 评论(0) 分类 听美文故事记6级单词

OliverJeffers生在澳大利亚西部,但成长于北爱尔兰的贝尔法斯特,现在纽约。是个插画师,也是个作家。从 2004 年至今,他在动画界获奖无数。他的画充满童真,有点淡淡的忧伤,但又有浓烈的

发表于:2018-12-06 / 阅读(159) / 评论(0) 分类 TOP50 初级英文绘本

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 英语口语1+1

[00:00.41] 2.Stopped in Silence [00:04.36]I discovered the power of fear when I became stuck to my driveway, as if my feet were crazy-glued to the cement. [00:12.42]As much as I tried, I could not move them. [00:15.90]The realization that my daughter

发表于:2018-12-26 / 阅读(168) / 评论(0) 分类 温馨夜读II

Normally, the lion would hunt at night, to help it ambush its prey and to save energy. 通常,拟狮在夜间狩猎,这有助于伏击其猎物并节省体力。 Hunger had pushed it to hunt by day when the bear is awake and hunting as well. 饥饿

发表于:2018-12-28 / 阅读(145) / 评论(0) 分类 侏罗纪搏击俱乐部

The worm crawls on the ground. It crawls slowly. She watches it. She picks it up. It wiggles in her hand. She puts it in her mouth. It wiggles in her mouth. She takes it out of her mouth. She puts it back on the ground. It crawls into a hole.

发表于:2018-12-31 / 阅读(256) / 评论(0) 分类 儿童英语小故事

A computer worm is bad news Helen: Hello welcome to Real English from BBC Learning English. I'm Helen. Zo: 大家好,我是刘佳。 Helen: Today we're going to look at words and phrases that have recently become part of the English language. Zo: 地道英语

发表于:2019-01-02 / 阅读(180) / 评论(0) 分类 地道英语在线听

Scientists found a prehistoric ancestor of an arrow worm among a group of fossils at two national parks in Canada. The fossils were found in what is now British Columbia, but was once an ocean. The sea worm was 10 centimeters long and had 50 spines o

发表于:2019-01-02 / 阅读(157) / 评论(0) 分类 2017年VOA慢速英语(八)月

Iraqi security forces continue to make progress in their fight to liberate the Iraqi city of Mosul from ISIS terrorists. Iraqi forces have succeeded in taking back Mosul International Airport said the commander of Combined Joint Task Force Operation

发表于:2019-01-03 / 阅读(178) / 评论(0) 分类 VOA标准英语2017年(三月)

JUDY WOODRUFF: And now the scandal enveloping Volkswagen. Today, the company said it would recall 11 million diesel cars worldwide, after admitting they had been rigged to cheat emissions tests. The company's stock price continues to plummet. Last we

发表于:2019-01-27 / 阅读(133) / 评论(0) 分类 PBS访谈商业系列

ALISON STEWART, PBS NEWSHOUR WEEKEND ANCHOR: Joining us now for more on this story is Greg Miller of The Washington Post, part of the reporting team that broke the news last night. Greg, Russian cyber spying on the United States is not anything new o

发表于:2019-01-27 / 阅读(96) / 评论(0) 分类 PBS访谈社会系列

Why Didn't Earth Freeze Completely? Research published in the July 2 issue of Nature reveals one reason our planet didn't succumb to an enveloping ice sheet during glacial ages. Christie Nicholson reports. [The following is an exact transcript of th

发表于:2019-01-30 / 阅读(180) / 评论(0) 分类 60秒科学

By Gilbert da Costa Abuja 04 April 2008 The global campaign to eradicate the debilitating Guinea worm disease continues, with hopes for eliminating it by 2009. Four countries ended transmission of the disease in 2007. Gilbert da Costa attended a cere

发表于:2019-02-04 / 阅读(165) / 评论(0) 分类 VOA常速英语2008年(四月)

今天我们要学的词是worm。 Worm, 是虫子的意思,用在电脑上,指的就是蠕虫病毒。四月一号愚人节,也是一种恶性电脑蠕虫病毒发作的日子。 Computer experts are watching warily as the Conficker worm strik

发表于:2019-02-05 / 阅读(146) / 评论(0) 分类 英语单词荟萃

By Gary Thomas Washington 09 November 2007 At the heart of the current political crisis enveloping Pakistan is Pervez Musharraf's insistence on holding on to his military rank as chief of the army while remaining president. The military has been the

发表于:2019-02-06 / 阅读(164) / 评论(0) 分类 VOA常速英语2007年(十一月)

WASHINGTON, Oct. 8 (Xinhua) -- Volkswagen's top U.S. executive offered apology for emission cheating scandal in front of U.S. lawmakers on Thursday but no remedy schedule was announced. On behalf of our company, and my colleagues in Germany, I would

发表于:2019-02-08 / 阅读(115) / 评论(0) 分类 英语新闻

India's finance minister is calling for price cuts, as well as a drop in interest rates, to stimulate demand as growth slows in the nation of 1.2 billion people. Palaniappan Chidambaram says, despite the global economic crisis, a dip in Indian export

发表于:2019-02-14 / 阅读(129) / 评论(0) 分类 VOA双语新闻 2008年11月

Weeks of fiery rhetoric and escalating threats over North Korea are showing signs of cooling, at least for the day. In Washington, Secretary of State Rex Tillerson said the U.S. is interested in dialogue. And, in Pyongyang, the tone of Kim Jong-un's

发表于:2019-02-17 / 阅读(131) / 评论(0) 分类 PBS访谈社会系列

Because the greatest necessity for so doing would seem to be, when in feeding he accidentally takes in water. 因为,它之所以要这样排水,最大的原因倒似乎是因为它在吃东西的时候,偶然吸进了水的缘故。 But the Sp

发表于:2019-02-25 / 阅读(123) / 评论(0) 分类 白鲸记
学英语单词
-phytes
acleris yasutoshii
active fluidization
active following
albedo-neutron dosemeter
alternate (altn)
antibanding
antileak cement
auxiliary key pad
Barbudian
biconvex vertebrae
biked
boil-stain of cloth
Bābūsar P.
calendar art
cantless
Chantal
Coasean
command area
commli
control range of a generating set
Corydalis linstowiana
diode equivalent
direct blow down tunnel
dithiazanine
double-precision number(numeral)
environmental pollution chemistry
equivalent friction radius of facing
exposure person
false maculae
flutter simulation
foul holding ground
full-figure
gas discharger
gods l.
ground feed
hard gamma
hexosazone
hyperema tests
idle time money
improvised painting
internal pacemaker
inverted Oedipus (complex)
isomorphism algorithm
keep somebody posted
krakauer
laticss
Lissauer's type of paresis
lituus
Maoum Pen.
mid-flight
nw
ob-gyns
occupancy factor
off-floor trade
optical power divider
orientalidine
orthotriaene
ouvrierist
peduncular veins
penetrant inspection unit
phase distortion
plot out
polarized circuit
polyvinyl chloride tube
position defence
postamoplankton
predatory exploitation
printed form
prototype room
puyat
restart user
restricted licence bank
rhombic enantiomorphous hemihedral class
roseocitrin
roseola vaccinia
scripophilies
seabasses
semi-automatic copying machine
serving up
shafflers
siagonlrgra
souchongs
spenter
spherically dished head
spotlights
stereotomical
tedded
telepediatric
thermally-tuned valve
traveling-wave amplifier
trickle bed
turbomachines
Tysmenytsya
Ulbricht sphere
ultimate trip limits
unlikelinesses
unusual
user command
wiggs
willingness to cooperate
yield point test