标称外径

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(54) / 评论(0) 分类 有声英文阅读

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(53) / 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(57) / 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(92) / 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(54) / 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(71) / 评论(0) 分类 六分钟英语
学英语单词
all-mahoganies
angiocaths
apologization
application for prospecting
Arteria suprarenalis media
atasi
bedblocker
Bradley,James
broad valley
Bruchhausen
capstock
carburetor strainer screen
Carmana
creephole
cribraria vulgaris
crimp wire netting
death rate (mortality)
diabolizing
engineroom annunciator
executor nominate
external effect on decay constant
family Xylariaceae
filament-activity test
floating bricks
fountain-pen dosimeter
galumna granalata
genus scombers
gourmands
h pad
hand-operated feed
hardbakke
Hegazy
hexafoil
hotel-restaurant
HyperSnap
inertia of large numbers
Isodon nervosus
J scan
judicial organ
Järnlunden
kebaps
ktcl
laid-in moulding
lovecats
low-sulfur
majoriss
mandible alveolar process
Mannyǒnsan
maple-syrup
maskeles
mass standard
McDonald Bay
Methyldopate
Midsummer's Day
miniature golf course
Monmouth, James Scott
multisense
musical beds
myrmecocole
national boundary management
neoclausenenamide
neoteben
notch wheel
ospp (office of steam power projects)
perichorioidal space
plages
ploughshare
polycystid
possessive suffixes
psilopsid
reichensachsen
reknowned
restoration work for flood damage
road-tax
rotary voltmeter
rotating table
run request queue
salifiable
self-propelled speed
semicontinuous automatic centrifuge
series of nonnegative terms series
shout something out
sinusoidal current therapy
slave jib
sympathoma
tacitrons
three-dimensional radial timebase
toly
torrand
track maintenance equipment siding
transfinite cardinal number
transistor ageing
Tsuga mertensiana
uk travel
uniform interpretation
universal jointed shaft
unlucid
vapour system
vertical supplier
wide set
wykehams
zinc glass