[机] 最大珩磨直径

So we know that the distance must be about eight thousand miles, as twenty-five is a little more than three times eight. 那么我们就知道从世界一面到另一面的距离肯定是大约8000英里,因为25是8的三倍多一点。 That is no

发表于:2018-12-04 / 阅读(124) / 评论(0) 分类 美国学生世界地理教材

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(92) / 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(57) / 评论(0) 分类 双语有声阅读

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(74) / 评论(0) 分类 与美国小学生一起学英文第5册

STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with EXPLORATIONS in VOA Special English. Today we travel to India by way of the John F. Kennedy Center for the Performing Arts in Washington, D.C. This cultural organization is c

发表于:2018-12-16 / 阅读(124) / 评论(0) 分类 2011年VOA慢速英语(三)月

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 di- 表示使分开,离开 distinguish = di + sting(刺)+ uish 将刺挑

发表于:2018-12-19 / 阅读(57) / 评论(0) 分类 英语PK台

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(69) / 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(101) / 评论(0) 分类 突破英文词汇

如果你的生活并不称心如意,不要只说:我们的时机会来的。或总有一天情况会好转的。 Don't just stand there Many people think that they have to accept whatever life throws at them. They'll say, This is my fate, my des

发表于:2019-01-02 / 阅读(124) / 评论(0) 分类 精美英文欣赏

ACTION ENGLISH (4) 动感英语 (4) MOVIE DICTIONARY 电影词典 preview, 预告片 AMERICAN SLANG 美国俚语 play chicken 两车马上要相撞的时候错开,类似这种游戏 Here chicken means just the name of a dangerous game or just a test of courage usually its played

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 动感英语

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(94) / 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(68) / 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(92) / 评论(0) 分类 与美国小学生一起学英文第5册

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(98) / 评论(0) 分类 职业技术英语口语

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(134) / 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(109) / 评论(0) 分类 购物-Shopping

What is personal development? Personal development is the pursuit of developing, honing and mastering the skills that help us become the best that we can, with all that we have. It is the reaching for, and realizing of, our full potential as human be

发表于:2019-02-05 / 阅读(73) / 评论(0) 分类 英语美文

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(112) / 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(62) / 评论(0) 分类 新西兰英语

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(57) / 评论(0) 分类 万物简史
学英语单词
acid-treateds
aerial goiter
amount of change scale
Aniago
antheridia
araton
auto scaling
barrier resin
big-air
calibrated microphone
carbon hygristor
CHONPS
circuit speed
Clydeside
computer algebra
cross-cloth
crude emulsion
culex (culex) mimeticus
Damn you!
deintegration
double stadiometer
effective electron density
equivalent (weight)
eupatocunin
flouve
future value interest factor table
glacial planation
ground-controlled interception radar
half-octave
hand made nail
Hecuba
heterotomy
Hop.
hypernet
intelligent assistant
kasuga wakamiya onmatsuri (japan)
Khufu
Kohneh 'Omar
l'institut
laissez-faire economies
maize smut
maxillary deficiency
non combatant
non-fission absorption
noraster
Nothofagus procera
P.Eng.
paminas
PCCI (pellet-clad chemical interaction)
peak-to-peak responding voltmeter
pericardiectomies
peripheralises
Perotis
Perso-
poison register
pop quizs
proclorperaxine
producibility index log
pseudoleukocythaemia
ragrug
range setting
reactive voltampere meter
rectilinear oscillation
refractory oxide fibre
Refund Notice
resource utilization
Risk rated ratio
rotary scrub slasher
rub-out
sale on good merchantable quality
Sam Shepard
saussurealactone
scope of operation
semisimple associative algebra
sexual-health
sheet crystal
shield twisted pair
short take-off vertical landing (stovl)
square opening single end box wrench
staphylinus internus
steering-wheel spider
stitch-bonded blanket
tagmeme
take one's way toward
texturing
thiocolciran
tirols
torus water
towing method
trouser zip
turnover rate of current capital
twist of the wrist
unpawned
untentaculated
vacuum handling
varietize
vibrotron
wet blast mold cleaning
wicked deeds
Y-bend
yellowish-brown
ysgentin (wales)