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(142) / 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(94) / 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(208) / 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(117) / 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(203) / 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(98) / 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(114) / 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(141) / 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(110) / 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(135) / 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(110) / 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(137) / 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(137) / 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(265) / 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(176) / 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(157) / 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(153) / 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(135) / 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(102) / 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(91) / 评论(0) 分类 万物简史
学英语单词
a high old time
accord priority
actino-morphy
administered per (time unit)
alcoholic poisonous paranoia
automatic weather observing system (awos)
basket purchase
Bayes inference
blind arc
Bo River Post
Boldog
bottom-blown oxygen converter
buffalonians
bulldog snips
Cahermore
Celsius(temperature)scale
chassis with cab
Chinese word and phrase coding
Clanabogan
cloud-tops
dual-slope a/d converter
ductus bursa
earth meshing
earthweb
egg-and-dart
embrazures
explain oneself away
fennel oil
frangula emodin
free-floaters
Fulayj
geometric mean radius
glycolurils
gomen
governor droop
hardenabilities
heavy sulfide
hermite orthogonal polynomial
hitching bars
implantability
jabberings
Janādīlah
javar
johnathon
just as one is
lady's seal
leathery polypody
lines of march
loathers
loose tube cable
melanization
microampere sensibility
modulation duration time
monocarpic perennial
murder case
muscle pattern
musculi coccygici
newsstands
non-fulfillment
nonleukemic
northborough
Npawp Ga
objective cap
offshoot
open-circuit winding
orthogonality theorem
pesty
ping pong viruses
Podvelka
position line standard error
pottery tissue
prelininary yield test
quality of water
reconcile oneself to
saturated flow
SEWHO
shipping environment
slow speed shutter
solomonow
spin freezing
staff officer
stereaesthesia
stow-blade
stroke play
super-vision
take the bits
tank can
taxa
three-point-loading
throatless chamber
tight-fitting
timing gear case cover gasket
to mouse
translucent lighting
trimolecular
unmuzzled
uptightness
vertical feed screw
visceral sensory fibre
wcar
wedge bit
woodage