音标:[,træpizәu'hi:drәn] ;
n. [晶]偏方三八面体
n a polyhedron whose faces are trapeziums
词型变化:名词复数形式 : trapezohedrons

New York City-based Pfizer Incorporated, the world's largest pharmaceutical company, has stopped research on torcetrapib, a drug they hoped to sell to treat heart disease. The drug was supposed to raise levels of what is known as good cholesterol. T

发表于:2018-11-30 / 阅读(198) / 评论(0) 分类 初级商务英语听力2006

Driving Through a Speed Trap Angel: Why are you driving at a snails pace? Georgina: This is an infamous speed trap. I dont want to get a ticket again. Angel: I dont see any squad cars along the road. Are you sure this is the right stretch of road? Ge

发表于:2018-12-03 / 阅读(152) / 评论(0) 分类 2013年ESL之旅行交通购物

A mouse looked through a crack in the wall to see the farmer and his wife opening a package; what food might it contain? He was aghast to discover that it was a mouse trap! Retreating to the farmyard, the mouse proclaimed the warning, There is a mous

发表于:2018-12-07 / 阅读(452) / 评论(0) 分类 幸福是一种态度

Pronunciation is a funny thing. What pronunciation do you study? In England there are a hundred different accents but textbooks only teach one. What use is that? Actually, English teaching textbooks are pretty bad at teaching pronunciation. Look how

发表于:2018-12-26 / 阅读(119) / 评论(0) 分类 纯正英语一分钟

哈利波特与魔法石18-Harry meets Ron Weasley

发表于:2018-12-31 / 阅读(253) / 评论(0) 分类 哈利波特与魔法石

Sharon went to Target with Paula. Target was having a sale. Everything was on sale. It was the holiday season. It was the day after Thanksgiving. It was Black Friday. Did someone die? Paula asked her mom. Her mom said no. Then why do they call it Bla

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 简单慢速英语阅读

Seamus Heaney The tightness and the nilness round that space when the car stops in the road, the troops inspect its make and number and, as one bends his face towards your window, you catch sight of more on a hill beyond, eyeing with intent down cra

发表于:2019-01-02 / 阅读(144) / 评论(0) 分类 英语诗歌

by Mignon Fogarty I have been deluged with questions about how to pronounce the name of the year. The two main contenders are twenty-ten and two thousand ten. Before the turn of the century, most people pronounced the years by chunking the first two

发表于:2019-01-02 / 阅读(144) / 评论(0) 分类 英语语法 Grammar Girl

我是一名数学家,并且我希望站在你们的屋顶上。当Ron Eglash遇到许多非洲家庭时,他总是这样介绍。当时,他正在研究非洲的村落中随处可见的分形图案。

发表于:2019-01-05 / 阅读(197) / 评论(0) 分类 TED公开课:百字不如一数字

BBC Learning English People and Places The Final Frontier Callum:Hello, Im Callum Robertson and this is People and Places. Today Im going to be talking about the actor James Doohan. James Doohan was most well known as the engineer Scotty in the icon

发表于:2019-01-11 / 阅读(228) / 评论(0) 分类 人与地方

GUY RAZ, HOST: Have you ever experienced hatred or - I mean, have you ever - I don't know. Has anybody ever said something to you because of who you are, because of your faith that has just been so incredibly hurtful? DALIA MOGAHED: Yes (laughter), a

发表于:2019-01-17 / 阅读(174) / 评论(0) 分类 2017年NPR美国国家公共电台4月

371326198704242026 5 370687198602073872Mari: Hi, I'm Mari. I'm here with my friend Ron. Today, we're talking about food. So Ron, what's your favorite cuisine? Ron: My favorite cuisine has to be Hawaiian food. I grew up eating Hawaiian food so every s

发表于:2019-01-20 / 阅读(130) / 评论(0) 分类 原版英语对话1000个

Respect versus popularityit is the old conflict between being professional and being personal. We want to do a good job, but we want to be friends with everyone, too. The truth is, you can't always be liked if you do your job properly. And the desir

发表于:2019-02-02 / 阅读(238) / 评论(0) 分类 白领英语晨读

Champions [verse 1] moment of silence for the champions for those who make going hard a lifestyle never wait for nothing got to get it right now i'm in the spotlight when they turn the lights down only the champs go the hardest in the 12th round i lo

发表于:2019-02-03 / 阅读(141) / 评论(0) 分类 好听的英文歌曲

庆祝湖人夺冠新单:Ron Artest - Champions Artist:Ron Artest Song:Champions [verse 1] moment of silence for the champions for those who make going hard a lifestyle never wait for nothing got to get it right now i'm in the spotlight when th

发表于:2019-02-03 / 阅读(167) / 评论(0) 分类 流行英文歌曲

Beginners. We have a mouse in our garage. There might be more than one. The one I have seen is small, grey, and causes a lot of mess. As much as I love animals, I'm afraid we have to put down a mousetrap. My husband bought a box of traps a long time

发表于:2019-02-03 / 阅读(207) / 评论(0) 分类 英语博客 A cup of English

Pollster Dalia Mogahed 分享了一些关于埃及人对于阿拉伯之春的态度的令人意外的数据主要集中于女性在导致变革中起到的角色。

发表于:2019-02-05 / 阅读(234) / 评论(0) 分类 TED公开课:告女性说

Mari: Hi, this is Mari. I'm here with Ron. Today, we'll talk about types of entertainment and how often we do these things. Let's first start with watching TV. Ron, how often do you watch TV? Ron: Usually I watch TV every day. I don't watch TV very l

发表于:2019-02-05 / 阅读(124) / 评论(0) 分类 原版英语对话1000个

Mari: I'm Mari from Japan and I'm here with Ron from Hawaii. Today we are going to be talking about abilities so let's start with food. Can you cook? Ron: I can't cook well, but I do cook, so I think the reason why I can't cook well is because I can

发表于:2019-02-05 / 阅读(120) / 评论(0) 分类 原版英语对话1000个

BUENOS AIRES, Dec. 7 (Xinhua) -- Former Manchester United and Argentina midfielder Juan Sebastian Veron has confirmed he will play in Argentina's fifth division next year. The 37-year-old ended his career with top-flight side Estudiantes in June but

发表于:2019-02-13 / 阅读(256) / 评论(0) 分类 英语新闻
学英语单词
aalges
abasable
accessory suprarenal glands
albuminoidal
allochromatic photoconductor crystal
ammeter switch
argentophilic
as nogais
autotrembler
axe-handles
basic depreciation rate
behavioral objective
bordereau
bromelain, bromelin
brown-green
camp-on
cassette magnetic tape controller
chortle
Coiloblock
contendings
continuous misfiring
control signal synthesis
croxton
D. N. D.
dels
demente
demi-piqued
destabilizes
disneylands
dobelle
dod (departement of defense)
double-wound
duranti
eddy available potential energy
electron-gun density multiplication
electroslag welding with consumable nozzle
emblens
engines of warfare/war
entry on the credit side
false dawn
feller-delimber-buncher
finanziaria
flash oil
force twelve wind
frame relaying information
garnet rock
grade-point
grunge rock
high frequency drying
intangible products
jadge
kentucy blue grasses
knowledge-based test
koashvite
laboratory sieve-mesh
Lybongambala
lymphogranulomatosis maligna
mass-cultural
mathematic axiom
mauthes
middle-cut file
multi-stranded
multiple attribute decision making
niphona yanoi yanoi
nth
oilfield gas
omophagist
phone and distance line
phosphorus chloronitride
pick a back export scheme
postvocalically
quesada
reknot
rodotas
rule of distribution of practice
seminal vesiculography
shankpiece
sicklings
signal interface unit
sinus sigmoideus
sodium dodecyl benzenesulfonate
sortation
squamocolumnars
Steinach an der Saale
stereotactic radiosurgery
sun roses
supercritical steam pressure
syntactic catagory
tension gradient
the revolution of seasons
threshold ratio
trimma annosum
troutlet
truequest
tussucks
two-forty-five
ultra-deep mining
waywode
wmft
Wufengian Age
xiphoidalgia