[机] 齿根直径, 螺旋纹底直径

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(193) / 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(167) / 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(117) / 评论(0) 分类 双语有声阅读

Agriculture Report - Getting to the Root of How to Water Trees This is the VOA Special English Agriculture Report. Some trees can survive a long time without water. Think of trees that grow in the desert. But other trees may need more moisture than t

发表于:2018-12-07 / 阅读(199) / 评论(0) 分类 2011年VOA慢速英语(八)月

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(136) / 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(118) / 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(138) / 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(163) / 评论(0) 分类 突破英文词汇

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(161) / 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(155) / 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(137) / 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(166) / 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(158) / 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(198) / 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(180) / 评论(0) 分类 购物-Shopping

今天我们要学的词是 root cause。Root cause 根本原因。世界经济论坛说,The lack of competitiveness in Europe is the root cause of financial instability and rising unemployment numbers in the region. 缺乏竞争力是欧洲经济不

发表于:2019-02-03 / 阅读(165) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是root。 Root, 做为动词,是为某人打气,捧场的意思。The whole town is rooting for the local high school football team, 整个小镇都为当地高中橄榄球校队加油。I always root for the underdog, 我总

发表于:2019-02-05 / 阅读(147) / 评论(0) 分类 英语每日一词

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(176) / 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(129) / 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(114) / 评论(0) 分类 万物简史
学英语单词
algol y
apophysiary point
arborescent phanerogamic type
arterio-fibrosis
asymptotic performance
baddeleyit
barber's hair sinus
barposts
bisset
Breivikbotn
calcium iodostearate
castor creek
celtia pseudoertlii
center brick
Chaenomeles fruit pill
chalk mill
chieftonship
clitoroplasty
conduction glaze
crinome
crucibulum laeve
cyclic injection
destroying angel
development prospect
dickensheets
dry-wood termites
electrically heated boiler
epicyclic trains
fall of pipe
festschrifts
form of time wages
freezin' balls
Fusaritoxin
Gonapodyaceae
graphite clay brick
greensward
handily
hidden microphone
hook-tip
host connection facility
huries
hydrazo groups
i-worthe
indenting stamp
instalment credit
Institute of Economic Affairs
intelligibility measure
international gold standard movement
isothermal deformation
job club
karlawish
kink instability
long live
luctiferous
Maljamar
mauritanian
maximum permissible dustiness
Meeder
Mirtia
Modern UI
multiprenylmenaquinone
musa nana lour. robusta
New Zealandic
Ogur
on the present occasion
oxyrhynchus
passenger virus
Phetracha
phthalyl
picture post card
Polypodium fortunei Kze.
porsha
presenescent
pretrial motions
product planning
pseudo-ceratophorus
pupil-master
raunchier
ring-a-rosies
rose form the ashes
S-CMC
school-voucher
settings
sicyonia curvirostris
signalists
sino-atrial
stainable
still-life painting
subramose
subroutine linkage
sudden contraction
tasmanite
time scale technique
to lie to
Touch.
Tridione
uncoops
uv microscope
valign
Venus hairstone
voted data
Willgerodt reaction