齿轮切削最大直径

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(91) / 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(56) / 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(69) / 评论(0) 分类 与美国小学生一起学英文第5册

STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with EXPLORATIONS in VOA Special English. Today we travel to India by way of the John F. Kennedy Center for the Performing Arts in Washington, D.C. This cultural organization is c

发表于:2018-12-16 / 阅读(124) / 评论(0) 分类 2011年VOA慢速英语(三)月

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(66) / 评论(0) 分类 一起听英语

北京奥运28大项 参与,竞争,分享,进步 Cycling 自行车 英文原文 The number of riders participating in a road race shall be limited to 200. The number of titular riders per team shall be set at 4 minimum and 10 maximum. The organizer shall indicate in

发表于:2018-12-30 / 阅读(125) / 评论(0) 分类 奥运28大项比赛

By Mary Morningstar Washington 25 July 2007 Country legend George Jones once wrote a letter to Brad Paisley that said, I am counting on you to carry on the tradition and make folks sit up and listen to what good Country music should sound like. As VO

发表于:2019-01-07 / 阅读(151) / 评论(0) 分类 2007年VOA标准英语(七月)

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(92) / 评论(0) 分类 CNN2010年(十)月

我们已经讲过两个以cut 这个字为主的习惯用语。让我们先来复习一下cut是怎么拼的。Cut这个字最普通的意思就是用刀把什么东西切开。可是,在今天我们

发表于:2019-01-08 / 阅读(153) / 评论(0) 分类 美国习惯用语

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(65) / 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(90) / 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(97) / 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(134) / 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(109) / 评论(0) 分类 购物-Shopping

Details about Samsung's next big smartwatch have been trickling out for weeks. But now a new report gives us the most detailed look yet Samsung's next wearable. 关于三星下一代智能手表的细节已流传数周。但现下有一份新报告向我

发表于:2019-02-01 / 阅读(127) / 评论(0) 分类 阅读空间

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(111) / 评论(0) 分类 六分钟英语

The sixth FIFA Women's World Cup kicks off in Germany in June, with the team from the host nation as the two-time defending champion. The United States women's soccer team won the gold medal at the 2008 Beijing Olympics and is ranked number-one in th

发表于:2019-02-08 / 阅读(133) / 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(58) / 评论(0) 分类 新西兰英语

Three guys are in a bar discussing how much their wives bitch at them. Theydecide that when they get home, they'll do everything that the women ask. The next weekend, they are in the same bar. The first guy says Man, I don't think that our idea was s

发表于:2019-02-19 / 阅读(129) / 评论(0) 分类 趣味英语

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(57) / 评论(0) 分类 万物简史
学英语单词
2-naphthylamine-6-sulfonic acid
achete
additive partition
amborella
analytic mechanics
brass hat
bridgetender
buffering power of soil
bugle players
Castletownroche
chloraloses
compile routine
congenital rickets
construction surveyor
critical loading
Crotalaria heqingensis
curved attachment
decay of lumber
decomposition pressure
Distributed QUeue Dual Bus
distylar
dual-tyre wheel
easterly wind
energy brush
equality of brightness photometer
equips
equivalent width
expanding file
file information
first out list
Fresnel contour
gay marriage
Gotlandic
Hagner's bag
Hamilton's test
hot landing
ISA bus
karahi
karates
kingbirds
leonticine
levdobutamine
lowash
lyophilizate
megacorp
member check
modem status register
Morgan, Cayo
nervous prostrations
nigritude
Nostraticists
numeral signal
obturator veins
old offender
overinstructed
P'ot'i
page finder
pentomic infantry division
perenninal hay-fever
peroxydol
phile
pimeloduss
planetary wave
power-assist
program behaviour
pyrones
recording head
Rhenocain
ridge ice
roccella tinctorias
roll reference attitude
rosenzweig
run low
running driving system
Salix balfouriana
secondary saline soil
sennacrol
septiembre
serial punch
shaft hammer
shockheaded
shorthand-writer
showdomycin
shunt-voltages
shutter dam
sicklemic
sodium bromide
spread rim
stuffed tomato
submit an application for
substitution of players
target-marking bomb
the initiated
topological sum
trichophores
try a fall
unemployment compensations
unscaling
unwarrantable
walk down
well-worn
wozencraft