螺距直径比

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(84) / 评论(0) 分类 有声英文阅读

In this Business English Podcast, were going to look at delivering an elevator pitch. A sales pitch is a presentation designed to introduce a product or service in order to convince people to buy it. An elevator pitch is a very short presentation des

发表于:2018-12-05 / 阅读(231) / 评论(0) 分类 商务英语演讲课

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(48) / 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(63) / 评论(0) 分类 与美国小学生一起学英文第5册

Idiom: Make a pitch ( make a proposal ) Hit the book: Veterinarian Drowning Scary Yell Labrador Retriever Kangaroo Sanctuary

发表于:2018-12-27 / 阅读(117) / 评论(0) 分类 趣味青春英语

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(58) / 评论(0) 分类 一起听英语

Pre-Listening Vocabulary pi (): the circumference of a circle divided by its diameter ratio: the relationship between two amounts circumference: the distance around an edge of a circular shape diameter: the line across the centre of a circle coincide

发表于:2018-12-28 / 阅读(70) / 评论(0) 分类 趣谈英语

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(196) / 评论(0) 分类 数学英语

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(219) / 评论(0) 分类 数学英语

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(87) / 评论(0) 分类 CNN2010年(十)月

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(88) / 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(92) / 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(131) / 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(106) / 评论(0) 分类 购物-Shopping

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(120) / 评论(0) 分类 英语新闻

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(107) / 评论(0) 分类 六分钟英语

今天我们要学的词是pitch。Pitch可以是推销的意思,既可以作名词也可以作动词。At the World Economic Forum in Davos, Russia's Prime Minister Dmitry Medvedev made a strong pitch for foreign investment in Russia. 在达沃斯世

发表于:2019-02-06 / 阅读(71) / 评论(0) 分类 英语单词荟萃

今天介绍的俚语是pitch in,pitch in是什么意思呢?最常见得意思是一起帮忙,做出贡献(to join in and help someone with something). 例句: If you could pitch in a little we'd be finished quicker. 如果你能帮忙一下,

发表于:2019-02-09 / 阅读(107) / 评论(0) 分类 美国俚语

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(116) / 评论(0) 分类 英闻天下

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(53) / 评论(0) 分类 新西兰英语
学英语单词
air cushion transfer table
Albany Congress
antecursors
aplasmomycin
attainability
attrahen
auction catalogue
bace
bone-fish
bottom plow
brake-block holder
bring pressure to bear on
buttimer
buyers over
cage induction motor
Caratasca, L.de
control-rate characteristic
Correira Bank
dead load machine
deep bath smelting
diacaryophase
direct call facility
discontinues
draw-bar spring
endless apron
enterostaxis
equipoise
exergy optimization
extra-embryonic mesoderm
Fabronia
filt.
flight link
flottas
Forest, B.de la
formicariid
Great Northern War
hermaphrodism with excess
heterotrophic bacteria
hexasilicide
high-speed data acquiaition system
homing order
hyphoderma subpraetermissum
illustrative case
intersubjectively verifiable
Jehoshaphat
khaki green
labor insurance salary
laser retinal photocoagulator
LDAR
Legal Application of Maritime Lien
length of vitality
lophobranchiate
Loxia curvirostra
magnetometric zero balance
mechanical parking
Medizer
methylthioethylchloride
miff at
moth lacewing
mothproofed
multiplying manometer
Naegeli's culture-medium
necleocapsid
nematocida
nonurbanites
normal (probability) plot
one-hour duty
ortho-papa conversion
otuss
pathwise connected set
petrarchans
poropathy
power connection
principle of current superposition
pseudomones sp.
radiation resistance
remote viewer
rhodinia verecunda
Rosellen
satellite remote seining receiving station
saturation loss
sausagemeat
scum-board
sex discrimination
shat us
Sierra County
silver-leafed
size operand
slea-silk
split pattern moulding machine
supply/demand factor
swinegate
takao
tarsel
teleneuron
thick wall cavity
Time-ese
Trailer Fraud
under someone's roof
vapor bath
viliage
wine-merchants