泡跃离直径

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(114) / 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(76) / 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(43) / 评论(0) 分类 双语有声阅读

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(58) / 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(47) / 评论(0) 分类 英语PK台

天气不错,全家人今天要出去郊游,但是去郊游之前,还需要做点什么呢?一起来看看吧。 Listen Read Learn Dad: Nice weather! Is everything all set, Honey? Mom: Just a moment, please! Be quick, Daniel, May! Dad: Everybody, hurry up! We should go to the gas

发表于:2018-12-26 / 阅读(48) / 评论(0) 分类 英语口语大赢家

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(51) / 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(86) / 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(77) / 评论(0) 分类 CNN2010年(十)月

This is Scientific American's 60-Second Science, I am Karen Hopkin. This will just take a minute. Bubbles. Big ones entertain children and tiny ones tickle champagne aficionados. Even witches appreciate what they bring to a boiling cauldron. If you,

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 Scientific American(六)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(52) / 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(80) / 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(81) / 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(123) / 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(99) / 评论(0) 分类 购物-Shopping

今天我们要学的词是departure。 Departure, 是离开、起程的意思。坐飞机旅行,要注意, departure and arrival time, 飞机起飞和抵达的时间。Travelers are advised to arrive at the airport two hours before departure tim

发表于:2019-02-03 / 阅读(52) / 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(100) / 评论(0) 分类 六分钟英语

DAVOS, Switzerland, Jan. 24 (Xinhua) -- German Chancellor Angela Merkel on Thursday warned of bubble driven by improper regulations on financial institutions. Addressing business and political leaders at the World Economic Forum here, Merkel called o

发表于:2019-02-11 / 阅读(113) / 评论(0) 分类 英语新闻

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(46) / 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(45) / 评论(0) 分类 万物简史
学英语单词
a trip down memory lane
aerial telescope
africa-american
after - tax profit margin
after tomorrow
ankle-strap
Arkabutla L.
Asfahak
atmospheric changes
atomic set function
average element time
barminess
base-metal attack
berolase
boiling heat transfer coefficient
by line
by number
casing collapsed
change in sequence
charmedly
chelifore
child-baseds
cluke
cold - water flat
corneal layer
Currier and Ives
cymogenes
Deelfontein
demszky
dichogaster affinis
dispersive flow
e-
electron beam energy
embedability
endoneurolysis
equivalent static acceleration
euphranta (rhacochlaena) jucunda
excess of water
fabianism
first generation evaluation
fissidens anomalus
foot-hills
gaddock liver oil
glomus versiforme
Grounding Resistors
hand boom
heidenhain's cell
hemihyperatrophy
i-wasted
ignifluid boiler
inadvisability
KDB Asia Limited
lightning war
macock
main en squelette
mariehamns
mask production
monochloro triazine dye
mosko
moving ball type viscometer
navigation system using time and ranging
news articles
nodular-fireclay
nonpredatory
notched-bar impact test
open design
ordinary property tax
orinasal phones
phallogocentrism
physical causes
plaster core
plus-points
pre-competition
psychometer
pycnidia
radioelectrocardiography
redevelopment plan
refuelling scheme
resistance-bridge pressure pickup
retial
ruboxistaurin
Sarymsakty
schtetl
Sinhung-ni
sintered-aluminum product
snoek peak
soldered side seam
solid state injection laser
storage box
Streptomycetaceae
stump oratory
superconduction phenomenon
takes liberties
tantallum ore
technical research report
timing phase
turbo-distributor
uncoform
valve remote emergency shut-off mechanism
welch plug
Western Dvina
zone heat