冰水混合云

Severe drought has sent river levels in parts of central and northern China to record lows, affecting millions of hectares of farmland and leaving more than a million people short of water。 严重干旱已导致华中和华北部分地区河水水位

发表于:2018-11-29 / 阅读(219) / 评论(0) 分类 英文语法词汇

What did I find? Violet asked anxiously. The man at the grading counter held up her stone between his thumb and forefinger. A very nice Mama Bear ruby, he proclaimed. Id say its easily twenty carats. Wow! exclaimed Benny. The gem inspector put the st

发表于:2018-12-06 / 阅读(128) / 评论(0) 分类 89 The Mystery of the Star Rub

On Saturday afternoon the children walked to the zoo. Everything seemed to be going smoothly since the electricity had been restored in the kitchen. Even Edward was in a good humor. It was a cloudy day, but it didnt dampen the childrens spirits. And

发表于:2018-12-06 / 阅读(153) / 评论(0) 分类 26 The Mystery of the Mixed-Up

Scientists Discover New Animal 科学家发现新的物种 From VOA Learning English, this is SCIENCE IN THE NEWS. Im June Simms. And Im Bob Doughty. Today we tell about a new animal species native to South America. We tell how agricultural chemical

发表于:2018-12-16 / 阅读(109) / 评论(0) 分类 2013年VOA慢速英语(八)月

Technology Report - How to Do It: Making Paper by Hand This is the VOA Special English Technology Report. The earliest process of making paper was done almost five thousand years ago in Egypt and the Nile Valley. In those days, paper was made from st

发表于:2018-12-16 / 阅读(148) / 评论(0) 分类 2011年VOA慢速英语(七)月

Lesson 89 Clouds And Rain 第89课 云和雨 Each of us drinks about three pints of fresh water every day, and we use a great deal of water for washing, for cooking, and for other purposes. 我们每个人每一天都会饮用3品脱左右的淡水, 而

发表于:2018-12-18 / 阅读(293) / 评论(0) 分类 英国学生科学读本

Lesson 8 A LUMP OF PUTTY 第八课 一块腻子(油灰) Did you ever see a man put in a pane of glass? He first cuts away the hard stuff which holds the old glass in its place. This hard stuff is called putty. Then with some fresh putty he fixes

发表于:2018-12-18 / 阅读(123) / 评论(0) 分类 英国学生科学读本

This is Scientific Americans' 60-Second Science. I'm Chelsea Wald. Got a minute? Vinaigrette dressing: when you shake it little vinegar droplets scatter through the oil, but when you put it down, the droplets merge and the dressing separates. That's

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 Scientific American(二)月

Cloud 云 A cloud is a massive droplets in the sky. 云是天空中大量的小水滴。 When the sun heats up the Earth, water on the Earth evaporates and becomes a cloud. 地球受到太阳的烘烤时,地球上的水就会蒸发并凝结成云。

发表于:2019-01-10 / 阅读(141) / 评论(0) 分类 与美国小学生一起学英文第7册

This is the VOA Special English Development Report. The earliest process of making paper was done almost five thousand years ago in Egypt and the Nile Valley. In those days, paper was made from strips of the papyrus plant. Modern paper-making began

发表于:2019-01-11 / 阅读(117) / 评论(0) 分类 VOA慢速英语2009年(七)月

This is the VOA Special English Development Report. The earliest process of making paper was done almost five thousand years ago in Egypt and the Nile Valley. In those days, paper was made from strips of the papyrus plant. Modern paper-making began

发表于:2019-01-11 / 阅读(232) / 评论(0) 分类 VOA慢速英语2008年(二)月

By Tendai Maphosa London 26 June 2007 One of British Prime Minister Tony Blair's biggest concerns has been the plight of Africa, once describing it as a scar on the conscience of the world. For VOA Tendai Maphosa takes a look at Mr. Blair's African l

发表于:2019-01-13 / 阅读(160) / 评论(0) 分类 2007年VOA标准英语(六月)

-It's all exciting to see a large animal in the sea, and of course, the turtles are very iconic species in marine world. And I'm surrounded around this life. Hundreds and hundreds of turtles are in the water column above me, passing over the reef's c

发表于:2019-01-16 / 阅读(126) / 评论(0) 分类 自然百科2014年

STEVE INSKEEP, HOST: An Arizona county is taking a long second look at its cooperation with the federal government. Maricopa County, which includes Phoenix, was overseen for years by Sheriff Joe Arpaio. He promoted himself as the country's toughest s

发表于:2019-01-16 / 阅读(136) / 评论(0) 分类 2017年NPR美国国家公共电台3月

Fact: liquid water is heavier than air. Fact: clouds, which consist of water droplets and ice crystals, seem to hover in the air. One final fact: the water droplets in a typical cloud together weigh many tons. Which raises a question: how do clouds s

发表于:2019-01-22 / 阅读(235) / 评论(0) 分类 英语时差8,16

Are joined in their fall, and, side by side, Come clinging along their unsteady way; 在坠落中抱成一团,一个挨着一个,紧紧依附着摇晃的路; As friend with friend, or husband with wife, Makes hand in hand the passage of life; 就

发表于:2019-02-11 / 阅读(129) / 评论(0) 分类 美国语文第六册

Lesson 28 A Block Of Salt 第28课 一块盐 Every day we eat some of the white powder which we call salt. Salt does our bodies good, and keeps them healthy. We eat it at dinner along with our meat. We eat it, too, with eggs, and watercress, and with

发表于:2019-02-13 / 阅读(164) / 评论(0) 分类 英国学生科学读本

What the Student Say in Science Classes 自然科学课上学生们都说了什么 The following quotations were gleaned from classroom discussions in 5th and 6th grade science classes. 下面的这些话都是从五六年级的自然科学课的课堂

发表于:2019-02-17 / 阅读(153) / 评论(0) 分类 英语小达人

Amazing photographs have emerged capturing one of the skys rarer sights a cloud formation known as a fallstreak hole. 这些精彩照片拍下了一种罕见的天象雨幡洞云。 Also known as a hole punch cloud the unusual occurrence, which appea

发表于:2019-02-18 / 阅读(143) / 评论(0) 分类 英语新闻

Any water molecule that strays beyond the edge of the cloud is immediately zapped by the dry air beyond, allowing the cloud to keep its fine edge. 要是水分子越出该云边缘,外面干燥的空气马上会把它除掉,从而使积云的边缘

发表于:2019-02-25 / 阅读(167) / 评论(0) 分类 万物简史
学英语单词
0756
acetophenol
active sintered bar
adoption leader
alocasia macrorhiza schott.
anomalepidids
Az Zaqāzīq
ballet theatre foundation (btf)
beckon for
Bill Of Pains And Penalties
blennioid
blounchet
BLU
Bottnaryd
breathing hole
buckeystown
calcium hydrogen arsenate
Cazcan
cerebrovascular occlusion
co-create
community coordinated child care
company promoter
coordinate transform
creatorship
deoxycorticosterone acetate (doca)
disburthenment
distributed computing system
donghua
double heterojunction
early radiation effect
economical fixed crane
elizabeth beds
enamel printing
etch-a-sketch
Fabaceae
feed source
finitely generated free R-module
firepot
fixed-arch bridge
floretione
follow-up switch
freight cars
frontier sentry
geoprocessing
GM_full-or-filled
H. L. R.
hard waste breaker
hous'hill
hydrogen isocyanide
hypochromemia
inquisitor sp.
Jaspur
key equals address addressing
Kingoyé
knie
krones
ligulate flower
matt salt
membrane shell
meteoric apex
moundiness
musculus sternocleidomastoideuss
mytolon
myxoepithelioma psammosum
neoniphon opercularis
nickel minerals
nickel plate steel wire
nonlinear optics and devices
oligomerized
ordinary appeal
osteoplasti
periwigged
Peňalén
pismires
plant immunology
Polygonum griffithii
prediction methods
pressure-sensitive
prosopopilary
Protocol of Delivery and Acceptance Vessel
pulmonary reticuloendotheliosis
reduced aperture ratio
refraction statics
registrar police
schabas
session services
shukovsky
sorbus
steel rimmed
take sb.'s mind off
tech-head
thiophenic acid
thumbnuts
tonga-islands
transbians
transverse slope of bridge deck
Tweedle-dums
unacknowledged information transfer service
vapour proof machine
Vibrionseptique
xanthopsis
zirconia refractory