形铁心,E形铁心

Hexagon 六边形 A hexagon is a shape that has six edges and six vertices. 六边形是有六条边和六个顶点的图形。 In other words, a hexagon has six angles and six straight sides. 换句话说,六边形有六个角和六条直边。 Th

发表于:2018-12-13 / 阅读(172) / 评论(0) 分类 与美国小学生一起学英文第3册

Conversation 5 A: Good morning, madam. What can I do for you? A:早上好,您买点什么? B: Can you show me some traditional Chinese arts and crafts that can be gifts for my friends? B:您能给我介绍一下可以作为礼物送给朋友的

发表于:2018-12-25 / 阅读(137) / 评论(0) 分类 最In导购口语

This is Scientific American's 60-Second Science, I am Cynthia Graber.This'll just take a minute. On earth, snow crystals as we all know, form from frozen water. But scientists believe there're also flakes that fall on Mercury, and they're made of iro

发表于:2019-01-07 / 阅读(194) / 评论(0) 分类 Scientific American(六)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Thars gold in them thar hillsand we may have meteorites to thank. Because it appears that a rain of meteors nearly 4 billion years ago peppered the Earths

发表于:2019-01-08 / 阅读(203) / 评论(0) 分类 Scientific American(九)月

Fins 鱼鳍 Fish can swim well with their fins in water. 鱼因为有鳍能在水里畅游。 Also, fish cannot move without fins. 相反的,没有鱼鳍,鱼就不能游了。 Do you know that different fish have different shapes of fins? 你知道

发表于:2019-01-10 / 阅读(218) / 评论(0) 分类 与美国小学生一起学英文第6册

Strengthen Your Core With 5 Simple Exercises From VOA Learning English, this is the Health and Lifestyle report. Your core is a complex network of muscles. It includes your abdominal muscles, back muscles and the muscles around you pelvis. Basically,

发表于:2019-01-12 / 阅读(216) / 评论(0) 分类 2016年VOA慢速英语(七)月

圆形 Round 方形Square 三角形 Triangular(Delta Type) 长方形(矩形) Rectangular 菱形(斜方形) Rhombus(Diamond) 椭圆形 Oval 圆锥形 Conical 圆柱形 Cylindrical 蛋形 Egg-Shaped 葫芦形 Pear-Shaped 五边形 Pentagon 六边形 He

发表于:2019-01-17 / 阅读(183) / 评论(0) 分类 英文语法词汇

Once theyve caught the light of a dying star with their state of our telescopes. The detective work can begin. We collect that light and we analyze it in great detail in order to determine whats going on, whats the chemical makeup of the star, whats

发表于:2019-01-22 / 阅读(169) / 评论(0) 分类 自然百科2011年

The loss of the magnetic field has a catastrophic impact on the planet's evolution. Mars becomes the red planet we see today. If earths magnetic protection continues to fade, would it suffer the same fate? If it vanishes completely, the planet might

发表于:2019-01-22 / 阅读(197) / 评论(0) 分类 自然百科2011年

Easily confused by this idea, there has a big thawed iron inner core, so that I think it's just the bar magnet, just permanent magnet frozen in nad, and that's where causes all the magnetic field. But it's too hot inside the Earth, that can't happen

发表于:2019-01-22 / 阅读(181) / 评论(0) 分类 自然百科2011年

DEVELOPMENT REPORT - Adobe By Gary Garriott Broadcast: Monday, July 19, 2004 This is Robert Cohen with the VOA Special English Development Report. These days, stories about adobe are usually about Ado

发表于:2019-01-30 / 阅读(219) / 评论(0) 分类 农业与发展

考虑到伦敦旅行?小心。那儿有很多的英语只是在伦敦才有并且你可能从未听到过。用以下最常见的伦敦方言为你的旅行作好准备! Blimey!这是人们在表示惊讶时常用的表达方式。例如, Blim

发表于:2019-01-31 / 阅读(201) / 评论(0) 分类 实用英语

火山爆发 The Eruption of Volcano abundant adj. 丰富的,富余的 accretion n. 增长 accumulation n. 积聚,堆积物 active volcano 活火山 Alaska Volcano Observatory 阿拉斯加州火山观

发表于:2019-02-02 / 阅读(225) / 评论(0) 分类 英文语法词汇

pear-shaped的本义是“梨形的、底宽顶窄的”,它通常可以引申为另一个意思:“全完了,都毁了”。 这种用法最早出现在20世纪60年代,由英语短语go pear

发表于:2019-02-03 / 阅读(225) / 评论(0) 分类 英文语法词汇

Blimey!这是人们在表示惊讶时常用的表达方式。例如, Blimey! The weathers terrible today! Keep your hair on.你的头发并不是要往哪个方向。 这个表达方式其实是表示保持平静,Keep your hair on. Its an easy pr

发表于:2019-02-04 / 阅读(195) / 评论(0) 分类 实用英语

今天我们要学的词是hard-core。 Hard-core, 是指坚定的,铁杆的。Hard-core gamers, 是指打电玩上瘾的人。Hard-core members of the party, 是指一个政党的中坚力量。All my friends are hard-core Redskin fans, 我的朋友

发表于:2019-02-05 / 阅读(203) / 评论(0) 分类 英语每日一词

source lake 河源湖 rivulet 小溪 creek, brook 小河 canyon, gorge 峡谷 waterfalls 瀑布 tributaries, streams 支流 rapids 急流 valley 流域 north fork 北叉 branches 分支 south fork 南叉

发表于:2019-02-05 / 阅读(189) / 评论(0) 分类 英文语法词汇

今天我们要学的词是hard-core。 Hard-core, 是指坚定的,铁杆的。Hard-core gamers, 是指打电玩上瘾的人。Hard-core members of the party, 是指一个政党的中坚力量。All my friends are hard-core Redskin fans, 我的朋友

发表于:2019-02-08 / 阅读(216) / 评论(0) 分类 英语单词荟萃

是吃货,更是水果控?见到鲜果美味就想统统把它们收到肚子里来~ 然而,英文里几款和水果相关的习语,并没有请你吃水果的意思,千万可别误会哦! 1. Go pear-shaped 有一种身材叫做梨形身材,很

发表于:2019-02-26 / 阅读(194) / 评论(0) 分类 英语口语

不管是在学习,工作还是生活中,我们总会因为各种各样的原因搞砸一些事情,那么搞砸在英语口语中是如何表达的呢? 快来看看吧~ 1、screw up 弄糟, 搞砸 She had screwed up and had to do it all over again。

发表于:2019-02-26 / 阅读(186) / 评论(0) 分类 英语口语
学英语单词
absolute isomorphism
Aeolia
allocation of social labor
Anoplotheca
arquivo
Australian bluebell creeper
benzoyl acetate
building survey
butts out
candacia guggenheimi
cap shore
caries sieca
chain-terminating
channel analog
charge spectrum
chondroitin-4-suleate
co-precipitations
compositing
conical roller bearing
Depreciation tax shield
distracted
doctorism
doon l.
dorsal seta
dummy-load method
electromechanical interaction
Elephant Man
elkwoods
enforge
enhancement filter
escap pipe
fast multiplication effect
feltering
Francie
full-scale deflecting force
gimbaled motor
global positioning system (gps)
halfevergreen
holding down latch
Indy racing
instruments and meters
intercessional meeting
intrapetiolar bud
involute function
isoglutathione
jou
jute free beater
Khaddafi
krulak
lacuscular
lays in
lopper roll
lungooty
Male-factor
measurement of exciting force
mechanized lorry
melanopsids
microcentrifuge tube
Miramas
Mobicon
multi address
myxomembranous
neurosome
not-so-innocent
odontolith
one fuel ship
paracas
pay spines
pore wall
prepublished
queu(e)ing network
race against time
raptoriales
reference matrix
rehypnotizing
reinz
relative colour stimulus function
Rhodovibrio
rubythroats
sapera
sarcophaga ruficornis
scharffenberg
sedimentogenic
Shapki
single error
srinivasa
stress time superposition
sudrophones
sulfated bitter spring
Sullivan, Sir Arthur Seymour
suovitaurilias
table set
telemarket
three point suspension
tolylhydrazine
top of the atmosphere
transmitting amplifier panel
Udot
unsoldiered
vertical suction
wildcat wheel
yoon