冲积锥,冲出锥

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(269) / 评论(0) 分类 疯狂英语2002年

Ukraine Boxing Superstar Prepares for City Hall Arena 乌克兰拳击巨星备战大会堂竞技场 Vitaliy Klitschko is recognized as a Ukrainian icon for his incredible boxing prowess. But the heavyweight hero says he dreams of a different legacy,

发表于:2018-12-08 / 阅读(130) / 评论(0) 分类 VOA标准英语2014年(六月)

[00:00.00] Unit 4 In my classroom [00:05.20]A Point and say. [00:09.56]Look at the board.Eleven,twelve,thirteen,fourteen,fifteen. [00:29.34]Sixteen,seventeen, eighteen,nineteen, twenty. [00:43.39]Look at the board.Eleven,twelve,thirteen,fourteen,fift

发表于:2018-12-12 / 阅读(145) / 评论(0) 分类 小学英语(深港版)第三册

Plants can pull carbon dioxide, the planet warming greenhouse gas, out of earth's atmosphere. But these aren't the only living organisms that affect carbon dioxide levels and thus global warming. Nope, I'm not talking about humans. Humble sea otters

发表于:2018-12-24 / 阅读(108) / 评论(0) 分类 Scientific American(九)月

These aren't Christmas lights. This isn't a mutant lobster. And this fearsome-looking creature is not something you'd ever find at the end of your fishing hook. These are some of the rarely seen sea creatures found deep in the ocean in a world of tot

发表于:2018-12-26 / 阅读(107) / 评论(0) 分类 自然百科2009年

A:Rabbit B:Mountain C: Tree D: River Summary This story talks about some nature members want to have a party one day. But the party becomes a condem. Prologue: (The voice-over) Its a beautiful sunny day! A little white rabbit jump out of her

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 英文剧本

Larry和李华刚刚忙完手头的工作。他们一起去吃冰激凌。李华今天要学两个常用语:my treat和ginormous. LL: Well, Li Hua, you just finished a big paper, and I just finished an important project at work. Let's go for ice cr

发表于:2019-01-15 / 阅读(160) / 评论(0) 分类 美国之音《流行美语》

Book Recommendations For The Post-Election Escapists play pause stop mute unmute max volume 00:0004:58repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. RAC

发表于:2019-01-16 / 阅读(122) / 评论(0) 分类 2016年NPR美国国家公共电台11月

Trump Won Their Vote. Now They Want Him To Meet Expectations play pause stop mute unmute max volume 00:0003:39repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plu

发表于:2019-01-16 / 阅读(122) / 评论(0) 分类 2016年NPR美国国家公共电台11月

In this rugged and unforgiving terrain littered with fractured rock and ice-cold rivers, the slightest miscalculation may have fatal consequences. The snow leopard is the worlds highest living big cat. But theres another smaller predator that ranges

发表于:2019-01-22 / 阅读(128) / 评论(0) 分类 自然百科2010年

In the 1600s, there were so many right whales in Cape Cod Bay off the east coast of the U.S. that apparently you could walk across their backs from one end of the bay to the other. Today, they number in the hundreds, and they're endangered. Like them

发表于:2019-01-24 / 阅读(145) / 评论(0) 分类 英语语言学习

a dumb boy 笨小孩 A young boy enters a barber shop and the barber whispers to his customer ..., This is the dumbest kid in the world. Watch while I prove it to you. The barber puts a dollar bill in one hand and two quarters in the other, then call

发表于:2019-02-03 / 阅读(215) / 评论(0) 分类 趣味英语

Every morning at approximately 8:48 a.m., I pass itthe brick building that I visited many times as a child and that once seemed so grand, now a miniature playhouse in my mind. 每天早晨,大约8点48分的时候,我都会路过那栋砖砌的建筑

发表于:2019-02-13 / 阅读(166) / 评论(0) 分类 英语美文

A three-metre deep skirt (made of sturdy polyester) dangles beneath the boom to prevent litter from escaping under it; 3米深的裙座(由坚固的聚酯制成)悬挂在吊杆下方,以防止垃圾漏出来; buoyant plastic tends to float wi

发表于:2019-02-16 / 阅读(180) / 评论(0) 分类 经济学人科技系列

Few things exercise green sensibilities more these days than marine plastic litter. 如今没有什么能像海洋塑料垃圾那样更能唤醒人们的环保意识。 The detritus looks unsightly when it washes up on beaches, and cruel when it chok

发表于:2019-02-16 / 阅读(126) / 评论(0) 分类 经济学人科技系列

本文选自美国作家Jim Willis的畅销书《Pieces Of My Heart-----Writings Inspired by Animals and Nature》,该书以自述的形式讲述了一只家犬对昔日主人的真情告白。当年作者用七千美元以全版广告的形式在报

发表于:2019-02-17 / 阅读(207) / 评论(0) 分类 阅读空间

What are the most profound jokes ever? 有哪些笑话很有内涵? 获得10.8k好评的答案@Vinaya Patil A young boy enters a barber shop and the barber whispers to his customer, This is the dumbest kid in the world. Watch while I prove it to yo

发表于:2019-02-18 / 阅读(115) / 评论(0) 分类 阅读空间

Once it seemed that the ocean floor was a desert of darkness. As everyone knew, sunlight was what made life possible by fueling photosynthesis, and sunlight can penetrate only the first few hundred yards of the oceans great depths. Lower, a few

发表于:2019-02-21 / 阅读(137) / 评论(0) 分类 托福英语

The strongest typhoon so far this year is battering the northern Philippines with violent winds and torrential rains. Super typhoon Mangkhut made landfall on the country's main island Luzon early on Saturday, blowing down trees, ripping off roofs and

发表于:2019-02-23 / 阅读(95) / 评论(0) 分类 英语听力精选进阶版

In the 1830s, the British naturalist Edward Forbes surveyed ocean beds throughout the Atlantic and Mediterranean 19世纪30年代,英国博物学家爱德华福布斯勘察了大西佯和地中海各处的海床, and declared that there was no li

发表于:2019-02-25 / 阅读(160) / 评论(0) 分类 万物简史
学英语单词
activated energy
air-compressor pulley
Airy point
area of feasible solutions
arriero
auxiliary carriage
average room temperature
axicle
Balkan League
barkinflas
blurtings
boiling point method
bottomhood
bridesmaided
button sewer
cable television(catv)
ceara mirim
cheerios
child-kings
civilian-based
clavicular branch
coal electrical prospecting
coal over gas
collocative
day-trippers
discomfort glare rating (dgr)
dividually
double-crank mechanism
equalitarian
ethyl p-hydroxybenzoate
eutypella citri
fall step
ferrous electrode for welding cast iron
Finlay, Finley
focus level
fully-compensated operational amplifier
geography of the ocean
glass reinforced plastic coating
GnRH
gob-struck
gooseneck davit
groundwater ridge
handoperated
hermach
high grade alloy steel
high-density multi-track recording (hdmr)
hydroxyethylation
intermediate space
intershining
Kafia Kingi
ledburies
linear pulse amplifier
low speed engine
lucidity
mandors
manipulating key
ocansey
persitol
petty criticism
phosphorylethanolamine(PE)
photographic emulsion
plastic raw material
pool of labor
porosity measurement
positive hemi-orthodome
press part
proving test rotor
raise oneself by the bootstraps
red fever
reinforcement bar
scanning auger electron spectrometer
shear fracture percentage
Shi'ist
shielded grid tube
simple relational query language
sinanomycin
sister-wives
sphagniprata
split-second column wheel tube
spot contact bearing
starting length
Strauss's needle
sunstrokes
system of gravitational units
Tabligbo
tank seam testing
terminal nodule
Torul
total tuyere area
trap channel filling
treat someone as mud
Trixidone
tweseldowns
ultra-high vacuum valve
universal yoke
unstable loop
water-air system
water-cooled shaft furnace
wickstromol
worm abscess
yuray
Zam metal