球面的直径式

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(210) / 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(169) / 评论(0) 分类 双语有声阅读

[00:02.70]Unit 20 New Frontiers [00:06.15]Lesson 3 Scientific Breakthroughs [00:10.11]PIONEERS OF SCIENCE [00:12.16]In the summer of 1905, [00:14.40]a young man was sitting at home [00:15.97]after a day's work. [00:18.04]While rocking his one-year-ol

发表于:2018-12-13 / 阅读(286) / 评论(0) 分类 北师大版高中英语模块7(选修)

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(208) / 评论(0) 分类 与美国小学生一起学英文第5册

You Do the Math Hello and welcome to Words and Their Stories from VOA Learning English. On this program we explain how to use common expressions in American English. We also explore the origins of these expressions. Where do they come from? Today we

发表于:2018-12-16 / 阅读(308) / 评论(0) 分类 2016年VOA慢速英语(十)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(164) / 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(195) / 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(231) / 评论(0) 分类 突破英文词汇

词条 含义 近义 solo n. 独奏曲 adj. 单独的 unaccompanied , single soloist n. 独奏者,独唱者 soluble adj. 可溶的,可溶解的 dissolvabel, meltable solution n. 解答,解决 n.

发表于:2018-12-30 / 阅读(188) / 评论(0) 分类 王玉梅托福词汇配套MP3

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(214) / 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(206) / 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(212) / 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(196) / 评论(0) 分类 职业技术英语口语

[0:0]entertain招待,款待 [0:11.2108]entertainment enthusiasm entitle entry娱乐,文娱节目 热情,热心 给...权利,给...资格 参赛的人 [1:7.0247]environment envy equality equation环境,周围状况 忌妒,羡慕 相等,相同 议程,等式 [1:59.5258]equivalent era erect err

发表于:2019-01-16 / 阅读(348) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

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(266) / 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(245) / 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(223) / 评论(0) 分类 六分钟英语

overlap v.与…交叠 解析:Their duties overlap.他们职责相同。 passive adj.被动的 解析:【反义词】active 主动的 portion n.一部分 解析:for the great portion of one's li

发表于:2019-02-06 / 阅读(229) / 评论(0) 分类 考研英语

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(174) / 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(159) / 评论(0) 分类 万物简史
学英语单词
abbreviating keyboard command
airborne gravity survey
aklavin
all laytime saved
ammonium oleate
antecedent goal
Arrow, River
audio output device
be out of hand
be pleased to do something
best fit
biplanarity
blackfold
boat oars!
branchy stem
broncho-alveolar
burnt ore
card hole
chinese character utility programs
cis-effect
clear and simple
closeup lens
compounded growth rate
crocein scarlet n
denudation surfaces
diaminoethanes
dosy
double reduction gear
electron deficient system
Elsner's asthma
employee pension fund
ferromagnetic resonance line width
Fimbristylis squarrosa
FLC
flight control display
flim-flam
foursquarely
fructopyranosides
fully extended chain
furfurescence
gafr
golden gate bridges
gut loop
Hamletian
harmonic mapping
heather-bleater
hermite interpolation
Heteroglyphus
Hiiraan
ho' bag
homooligomeric
hunts up
icequake
in-line stripe tube
jim carrey
keto group
licker-in wire
lift hook
lxxivver
muscular Christian
natrite
nikola teslas
nonproductive branch
on-load refueling
pipe fitting of pneumatic system
Principal Magistrate
processor slice
program interaction
progredien
propeller blade thickness
rabbit
radar conspicuous object
rose chamber
sagittal diameter
segmentation and resassembly sublayer
selenographers
shell mo(u)lding
shifting nursery
Simtel
sliding-table
solegnathus lettiensis
Soro process
ST_doing-and-achieving_cancelling-and-interrupting
stegosaurid
step-relative
subliminal channel
system identification problem
teacher education center
topic sentences
total planning
transverse spinal muscle
Trévoux
tung oil?
unexpuisable
unushered
upswing of sales
vagabond current
volatile almond oil
work-party
Yushania longiuscula
yuweonjin (seoyang-ni)
zarphs