分离临界粒径

The Moon 月球 We find that the moon is about 239,000 miles (384,551 km) away from the earth, and, to within a few thousand miles, its distance always remains the same. Yet a very little observation

发表于:2018-12-05 / 阅读(192) / 评论(0) 分类 有声英文阅读

The Moon We find that the moon is about 239,000 miles (384,551 km) away from the earth, and, to within a few thousand miles, its distance always remains the same. Yet a very little observation shows that the moon is not standing till. Its distance fr

发表于:2018-12-07 / 阅读(143) / 评论(0) 分类 双语有声阅读

Situation Critical 十万火急 by Kevin Lustig In some jobs, danger can appear at any moment. In the blink of an eye, the routine can become perilous. This month, the National Geographic Channel shows us what happens when a normal situation becomes

发表于:2018-12-08 / 阅读(207) / 评论(0) 分类 常春藤解析英语

Quarter 25分硬币 A quarter is an American or Canadian coin. quarter是指美国或加拿大的一种硬币。 How much is a quarter? 这种硬币值多少钱呢? A quarter is equal to 25 cents. 它等价于25分。 It is worth one fourth of a do

发表于:2018-12-13 / 阅读(165) / 评论(0) 分类 与美国小学生一起学英文第5册

AS IT IS 2014-01-26 Separated Families Meet in North Korea for a Rare Reunion 相隔50年被分离的家庭在朝鲜重聚 Welcome to As It Is from VOA Learning English. Im Mario Ritter in Washington. Today, we hear about a group of Koreans who recen

发表于:2018-12-16 / 阅读(154) / 评论(0) 分类 2014年VOA慢速英语(三)月

围绕树木展开的话题.... Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today, for the second part of our tree climbing programme, Im joined by Kate. OK Kate, well last week we were talking about tree climbing,

发表于:2018-12-27 / 阅读(165) / 评论(0) 分类 一起听英语

1. circumference /səˈkʌmfərəns/ -- distance around a circle or rounded body; perimeter The circumference of a circle equals times the diameter. 圆周长等于与直径的乘积。 2. circumlocution /ˌsɜ:kəmləʊˈkju:ʃən/ -- roundabout way

发表于:2018-12-30 / 阅读(193) / 评论(0) 分类 突破英文词汇

After World War II, many Korean families who were North or South of the line that divided the two countries were separated. The Korean War more than 60 years ago made meeting nearly impossible. And now some separated families in South Korea say they

发表于:2019-01-03 / 阅读(160) / 评论(0) 分类 2018年VOA慢速英语(八)月

Hi, I'm Carl Azuz. Welcome to this Columbus Day edition of CNN Student News! We'll be talking more about Columbus Day in just a couple minutes. But first, we're reporting on a breakthrough in Chile. And we mean that literally. A hole big enough to re

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 CNN2010年(十)月

Diameter 直径 A diameter is a straight line inside a circle. 直径是圆内的直线。 Can any straight line in a circle be a diameter? 圆内的任何直线都是直径吗? No, its two ends must meet at two different points on the circle. 不是

发表于:2019-01-10 / 阅读(163) / 评论(0) 分类 与美国小学生一起学英文第9册

Sand 沙子 If you look around you, you can find sand very easily. 你若环顾四周,就很容易发现沙子。 Sand comes from rocks. 沙子源自岩石。 Each grain of sand is less than 2 millimeters in diameter. 每粒沙子的直径小于两毫

发表于:2019-01-10 / 阅读(186) / 评论(0) 分类 与美国小学生一起学英文第5册

Fermilab Scientists Optimistic About Finding Higgs Boson Particle Scientists at the CERN laboratory in Geneva, Switzerland say they are encouraged by new data suggesting their Large Hadron Collider, the world's most powerful atom-smasher, is one step

发表于:2019-01-13 / 阅读(180) / 评论(0) 分类 VOA标准英语2011年(十二月)

In the storeroom 在库房 A:Where can I find a spare hose for the pump? A:我在哪里可以找到一跟备用的机泵软管? B:What size do you need? B:你需要什么型号的? A: 25 mm diameter. A:直径25毫米的。 B:They're at the back o

发表于:2019-01-14 / 阅读(184) / 评论(0) 分类 职业技术英语口语

STEVE INSKEEP, HOST: The number of migrant children detained by the U.S. government alone is increasing. That's the result of a policy decision by the Trump administration to separate children from their parents as the parents are prosecuted for cros

发表于:2019-01-17 / 阅读(169) / 评论(0) 分类 2018年NPR美国国家公共电台6月

A: I am looking for a pan. B: No problem. What size would you like? A: A big one would be nice. B: How about this one? It's our biggest16 in diameter. A: Oh, yes. I like that one. But it's too heavy. B: Okay, try this one. It's made of aluminum. A: O

发表于:2019-01-20 / 阅读(228) / 评论(0) 分类 购物英语对话

A: I am looking for a pan. B: No problem. What size would you like? A: A big one would be nice. B: How about this one? It's our biggest16 in diameter. A:I like that one, but it's too heavy. B: Okay, try this one. It's made of aluminum. A: This is muc

发表于:2019-01-21 / 阅读(213) / 评论(0) 分类 购物-Shopping

Tree climbing: Part 2 NB: This is not an accurate word-for-word transcript Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today, for the second part of our tree climbing programme(节目,计划), Im joined by Kate.

发表于:2019-02-05 / 阅读(201) / 评论(0) 分类 六分钟英语

Bad weather meant that oil could not be pumped out of the ship the Rena today. The waves were too high. Pumping the oil is slow work because the oil is cold and thick. The pipe from the Rena to the oil barge is nearly 200m long and quite narrow, 7.5c

发表于:2019-02-17 / 阅读(147) / 评论(0) 分类 新西兰英语

IN THE NEWS - Scientists May Have Found 'God Particle' 新闻报道 - 科学家们可能发现了上帝粒子 This is IN THE NEWS in VOA Special English. 这里是美国之音慢速英语新闻报道。 This week, scientists in Switzerland reported a

发表于:2019-02-18 / 阅读(210) / 评论(0) 分类 2012年VOA慢速英语(七)月

Apart from much else, our lively interior created the outgassing that helped to build an atmosphere 不说别的,我们活跃的内部使大量气体喷涌而出,帮助建立了大气层, and provided us with the magnetic field that shields us

发表于:2019-02-25 / 阅读(139) / 评论(0) 分类 万物简史
学英语单词
abatement for deficiency
agricultural information center
Androcles, Androclus
annual pasture
average depth
be desperate
beghins
bick-iron
boiler back tube plate
bread spinning
bridge pylon
canvas-back
capacity record
collins
conducting wire
Congress Poland
conocephalus gigantius
criminal courts
critical sampling mass
cumenuric acid
daphnoline
decentraliser
digital still image
direct mounting
Dobroye
dynamic coherence check
erosion-proof motor
ethynodiol
exhalable
experimental curve
Fagaloa B.
falt boat
flatliners
flesh lump
foitite
forced concrete mixer
general surgery
gisenyis
gnetophytes
go gay
grindstone
group of outer automorphism
guildmasters
Harpachne
hylotheists
in-cell editing
inclined chord truss
infraterritorial
ingot production process
interfraternity
isoelectric zone
JMRP
jugums
keratoma palmare et plantare
lanercosts
lefthand engine
lindsell
Lövsjön
magnetic therapy
Mary of Modena
meatheads
Methodee
mijnheer
minispectacle
modus tollendo ponens
moisture sorption isotherm
mucor lamprosporus
Mutus-besar, Pulau
myxochondrocarcinoma
Nancefield
net oil
non-repetitive transaction
nondrying oil
Nowshahr
oblique direction
okaiest
one-offs
open license
othe
Otshu
outcooking
pedipulator
periodontal inflammation
portosystemic encephalopathy
presciency
protopianoma
pushing the envelope
rabbinical
Rougoxin
safety-training
Sebakwe Dam
shauling
straight-wall bit
stramma
subvolume
tetrabrach
theory of nonlinear oscillation
titanium oxalate
twitching of eyelid
unary relation
WINS - Windows Internet Naming Service
Zweig