理想临界直径

Lesson 27 Is It an Ideal Career? Text A I am not an extreme feminist. I am not an extreme anything. However, I am a firm believer in equality and freedom. I think we are all entitled to the same right

发表于:2018-12-02 / 阅读(436) / 评论(0) 分类 中级口语教程

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(181) / 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(152) / 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(101) / 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(171) / 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(123) / 评论(0) 分类 与美国小学生一起学英文第5册

unit01_newwords_b |@|1spite |n. |(in ~ of) despite; regardless of |虽然;尽管 || | |They went out in spite of the rain. |尽管下雨,他们还是外出了。 || | |In spite of all of his efforts he failed. |尽管他作了种种努力,但还是

发表于:2018-12-17 / 阅读(153) / 评论(0) 分类 新视野大学英语读写教程词汇 第一册

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(104) / 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(124) / 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(151) / 评论(0) 分类 突破英文词汇

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 notion [ 5nEuFEn ] She had a notion t

发表于:2018-12-30 / 阅读(207) / 评论(0) 分类 每日攻克5词

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(141) / 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(115) / 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(147) / 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(142) / 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(185) / 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(164) / 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(162) / 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(110) / 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(98) / 评论(0) 分类 万物简史
学英语单词
a piece of water
ability
aged deterioration
all-inone
Altmark
arthronosos deformans
auxiliary vessel
baracaldo (barakaldo)
be in agony
bin and feeder system
birdcage clock
bismuth-base alloy
brake pedal arm
Bryoxiphium
buccodistal
Bulava
cast about for the scent
ceasing
Cheles
chlorops alishonenisis
chronic obstructive disease of lung
cognitive poetics
constructive ordinal
contracted pipe
cost of reductions in tariffs
CSBS
cytopaenias
deflection command
developing outfit
diptilomiopus perfectus
disciplesses
dismantling(dismantlement)
divaplon
dotfrequency
echo suppressor
enlargened
extragastric
ferenz
fitc-phalloidins
full-wave voltage impulse
garretting
general purpose classroom
Goteborg
Halothiobacillus
heat of subcooling
hippophagy
hollow waveguide
honey traps
hyperthermias
ingird
inner punch
karnasurite
leamed
Marie Rose sauce
Maumoon
mechanical sweeper
metal organic
misrulers
mus nagarum
nerve degeneration
news database
next door to
Ninh Binh, Tinh
NSC-755
occhettoes
osmoreceptor
overcompensated
palatal fibroma
parabola control potentiometer
parsytec
perciformess
plesioclythia argyrogyna
precision drill
ptarmic
qnh
Raman displacement
ratifying
recordable dvd
rompuy
rubber expansion joint
runway arrester
scoring roller
screen-name
sealed photodiode
setscrew wrench
ship casualty investigation
silandrone
sleen
solder-joint
standard periodical inspection
substitute cargo
Talquezal
tapered transformator
Teagans
Telfener rack
therewithal
troop up
unflet
unhair
valve outer chamber
water-rat
wine gallon