[网络] 直径;外径;内径

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(248) / 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(203) / 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(156) / 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(189) / 评论(0) 分类 与美国小学生一起学英文第5册

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(150) / 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(182) / 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(207) / 评论(0) 分类 突破英文词汇

By Marissa Melton Washington 19 January 2007 As the new U.S. Congress prepares to debate immigration reform and border security, a bipartisan task force has released a report outlining suggestions to simplify and strengthen U.S. immigration policy.

发表于:2019-01-07 / 阅读(278) / 评论(0) 分类 2007年VOA标准英语(一月)

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(204) / 评论(0) 分类 CNN2010年(十)月

HEALTH REPORT -October 30, 2002: Breast Cancer Operation Studies By Nancy Steinbach This is the VOA Special English Health Report. Two new long-term studies have compared two operations for early brea

发表于:2019-01-09 / 阅读(204) / 评论(0) 分类 健康与环境

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(184) / 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(199) / 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(195) / 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(243) / 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(231) / 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(210) / 评论(0) 分类 六分钟英语

The International Atomic Energy Agency is making a push for an unusual type of technology, using radiation to produce higher yielding and hardier plants. Lisa Bryant has more on the technology that the IAEA says could help reduce hunger affecting mi

发表于:2019-02-06 / 阅读(215) / 评论(0) 分类 VOA标准英语2008年(十二月)

Benni Hemm Hemm 今年4月发行的这张专辑里,第一首Retaliate其实是在家里自己录的,所以音质听起来有在空房间里回荡的效果。吉他的声音空旷而迷离,就像多云的天气里,连唱歌的声音都变得有些

发表于:2019-02-11 / 阅读(196) / 评论(0) 分类 金属

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(161) / 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(149) / 评论(0) 分类 万物简史
学英语单词
a case - by - case basis
absorption mean free path
action songs (maori)
adiabatic saturation temperature
aegid
Akzhar
Alamblak
allophycocyanins
average outlay of material per day
bergamots
bounded type strain gauge
casco b.
castle in the air
caulorapa
centre-slot system
chondrodystrophy in pregnancy
cold affusion
command time delay
continent-crust type basin
cork screw
cro - magnon man
dead above the ears
deazaflavins
dnockout press
dongbei
egewise instrument
family sparidaes
fire-power
flag-man
fossane
full generation of peace
ganglioblocker
glceble machine
Gorelaya Sopka, Vulkan
Gowda
gragger
Granja do Marquês
guanisoquin
gulfs of aegina
hand-operated switch
high boiling petroleum products
Holvik
homo-erotic
hornstones
hub bore diameter
inch stuff
inspection by variable
Jekyll
Karaundi
Khiytola
kiels
library system
light loading district
likelihood function
loansharking
lubartow (lyubartov)
LWHCR (Light Water High Converter Reactor)
manual of accounting
microwave line
misters
Moribaya
Ortelius Fracture Zone
pagoda trees
phenacoccus parvus
pityriasis vulgaris
post-renaissance
print-wheel assembly
probabilistic parameter
product information system
pseudoapoplexy
quadrangles
queen of clubs
rail creeping
reed loudspeaker
removable hatch cover
reysen
roll-over loan
root exudate
rose-a-ruby
rotation speed for cast
show'd
signal make-up
skull-and-crossbones
soap-works
socialist state ownership
soft fruit
souma
spectrum synthesis shock
stink with
supracephalic
surface rheology
tearier
thrylle
tie plug
toddaline
trademark register
undoubting
vertical spindle rotary planing machine
volutiform
vretical synchronization
warehouse management by specific norms
Weeping Water