[机] 最小珩磨孔径

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(149) / 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(101) / 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(122) / 评论(0) 分类 与美国小学生一起学英文第5册

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(122) / 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(149) / 评论(0) 分类 突破英文词汇

ACTION ENGLISH (4) 动感英语 (4) MOVIE DICTIONARY 电影词典 preview, 预告片 AMERICAN SLANG 美国俚语 play chicken 两车马上要相撞的时候错开,类似这种游戏 Here chicken means just the name of a dangerous game or just a test of courage usually its played

发表于:2019-01-03 / 阅读(196) / 评论(0) 分类 动感英语

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(140) / 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(115) / 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(147) / 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(141) / 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(185) / 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(164) / 评论(0) 分类 购物-Shopping

今天我们要学的词是 minimum。Minimum 最少的,最起码的。You need to keep a minimum balance of $250 in your checking account in order to avoid a monthly fee. 如果不想交月费,你活期帐户余额必须维持在250美元以上。

发表于:2019-02-04 / 阅读(151) / 评论(0) 分类 英语单词荟萃

What is personal development? Personal development is the pursuit of developing, honing and mastering the skills that help us become the best that we can, with all that we have. It is the reaching for, and realizing of, our full potential as human be

发表于:2019-02-05 / 阅读(142) / 评论(0) 分类 英语美文

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(161) / 评论(0) 分类 六分钟英语

There was once a farmer who lived near a road. It was not a busy road, but from time to time, cars passed the farm. Near the farm gate, there was a large hole in the road. This hole was always full of water, and the drivers of the cars could not see

发表于:2019-02-08 / 阅读(162) / 评论(0) 分类 趣味英语

Down the Rabbit Hole Alice and her big sister were sitting on the grass. Her sister was reading a book, but Alice had nothing to read. She looked at her sister's book again. There were no pictures in it. What good is a book without pictures? She wond

发表于:2019-02-08 / 阅读(208) / 评论(0) 分类 趣味英语

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(106) / 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(95) / 评论(0) 分类 万物简史

台湾籍旅美老师今天交给我们的句子是: In fact, a black hole with the diameter of a nickel would be slightly more massive than the Earth. It would have a surface gravity a billion billion times greater than our planet currently does. 事

发表于:2019-03-05 / 阅读(164) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
acronychal
air-conditioning unit room
arachnidian
arsy-versy
at sb's heels
auquel
autodecrement mode
automatic coding language
baby-like
baited out
balancing illumination
Ballencleuch Law
Bavistin
bedquilt
Bogomilism
Brodie-Trendelenburg test
carnivore systematics
chemical resistant polymer
choke panel
continued fraction approximation
copper weld wire
cost composition of output
Cymbopogon distans
dermatoblast
desiderated
diddlers
Didymostigma
dificultad
diolefins
disprisons
double lives
earthenware
electricaldipole
Emmerich-Scholl serum
ESP
Faro, Pta.del
GRIP170
guthries
high-pressure gas container
highway appurtenance
horizontal cross brace
injection shock
ion exclusion separation
jobbery
johnwalkite
jurise doctor
Knesset
knitted net work
LF (loose fit)
local microcode compaction technique
low-frequency cutoff
luminous sensitivity of phototube
mcmasters
ministry of justice
mislocates
multiple boot
muscular levator arcus palatini
national intelligence communities
natural enemy microoganism
natural leakage
outpunched
paper-train
Pharmacy Corps
pharyngojejunal
phosphoenolpyruvic acid
postest
pressure decline
pretibial
prison fever
pursglove
PWD (post write disturb)
Pyrrodoxyeycline
rag on
recognition program
red magenta
rhizospheric microorganism
roomery
rotating derrick
salting in bulk
Sawiris
seatworms
self-talk
shats
Shimane-hanto
shirt-suit
St-Nazaire
stroke of ram
teachery
tentative value
theoretical medicine
train overturning
traitresses
trap hairs
trigger chain reaction
Trilocaline
turning of stubble
unchangeabilities
unites
unnail
upward opening door
valid will
visual evaluation