直径系数

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(196) / 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(119) / 评论(0) 分类 双语有声阅读

Countdown to the Olympics,the Beijing Zoo introduces eight Olympic pandas that will be on display through this summer's games.Visitors waited in long lines to buy tickets to the renovated panda hall at the zoo where the animals will be held in a newl

发表于:2018-12-11 / 阅读(165) / 评论(0) 分类 万花筒2008年

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(137) / 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(140) / 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(164) / 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(162) / 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(138) / 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(169) / 评论(0) 分类 与美国小学生一起学英文第5册

The only constant is change The only constant is change, go The human heart is born without legs Sliding back and forth And never once does it truly rest Unless accompanied by death Sliding back and forth Even the strongest Remnants of history They h

发表于:2019-01-10 / 阅读(187) / 评论(0) 分类 英文摇滚歌曲

Taylor Swift's 'Red' Among 2012's Best Sellers Swift is used to breaking sales records and she continues that trend with Red. The album sold more than 1.2 million copies its first week of release, which makes Taylor Swift the only female artist in So

发表于:2019-01-14 / 阅读(142) / 评论(0) 分类 VOA标准英语2012年(十一月)

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(161) / 评论(0) 分类 职业技术英语口语

DON GONYEA, HOST: Port-au-Prince, Haiti is a city of more than 3 million people with no sewer system. International donors have spent millions of dollars on infrastructure meant to help the situation. But a multi-year plan to build sewage treatment p

发表于:2019-01-16 / 阅读(226) / 评论(0) 分类 2017年NPR美国国家公共电台7月

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(199) / 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(182) / 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(177) / 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(131) / 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(115) / 评论(0) 分类 万物简史
学英语单词
AC power supply panel
access delay
adjacent dihedral angle
alkali metal grease
angular momentum ellipsoid
anode angle
antibody-dependent phagocytosis
asynchronous parallel algorithm
awsds
Bihor, Vârful
Bouffardi's black mycetoma
Brand-Nagelberg
brightening impulse
cable reel
Charbuy
chondritic uniform reservoir
choosest
concealed carry
Conventional Forging
cost of service
curved adapter
Dendrobium salaccense
depyruvamide
dialyphyllous
diffraction beam
diffused junction photocell
dominant position
electro graphic ink
evergreen clause credit
fan channel
final weight
fire-protection rules
fishtail kick
flat sour(ing)
freezing time
geoisomers
george dibdin pitts
giancana
goose-foot
grand mals
greater zygomatic muscle
ground location
grounding alarm
heat preservation
horseless carriage
in a sound sleep
indigenous methods
indoaleyrodes laos
killfiling
know as
L-Hydroxyproline
lampoonist
Leonian
linear servosystem dynamics
linguistica
low voltage cable line
lpci system control circuitry
magnetci thermometer
MissouriR.
ncoil
nodal force
notched sample
off-line authority
Oggenhausen
on the tree
out-of-balance load
oxonines
paratertiary butyl catechol
passively acquired immunity
pioneering spirit
plastic fluids
positions-of-strength policy
Posthepetic
pressing-kneading around inserted needle
r.brown
recall thrust
recurrent tibial vein
res contraversa
revans
reversible garment
Ris-Orangis
scrunty
serum
simple attributive classification
simple hapten
smooth running
ST_having-and-owning_getting-receiving-and-accepting
steady flow coefficient
steif
strauss's cannula needle
take someone upon the hip
tectonic moraine
trail balloon
trinomial nomenclature
tripped
Trist.
Ubimex
uplifted wall
vistadome
waiter's assistant
Zouzoudinga