【流体力学】兰金—雨贡纽方程[亦作Rankine-Hugoniot relations]

帮助学生做数学题的手机应用 WASHINGTON School children usually can count on their parents to help them check if their homework is correct. But as students get older and their assignments get more complex, few parents are qualified to assi

发表于:2018-12-08 / 阅读(161) / 评论(0) 分类 VOA标准英语2015年(七月)

在美国黄石国家公园,曾经栖息着土生土长的狼群,直到有一天,狩猎者将它们驱逐殆尽。然而到了 1995 年,(由于一个激进的管理项目)狼群开始重新回归,一些有趣的现象出现了:黄石国

发表于:2018-12-09 / 阅读(295) / 评论(0) 分类 TED公开课:生态谜云

新编英语教程第五册unit03_2_beginning_of_the_end_for_antibiot

发表于:2018-12-11 / 阅读(208) / 评论(0) 分类 新编大学英语阅读部分

You Do the Math Hello and welcome to Words and Their Stories from VOA Learning English. On this program we explain how to use common expressions in American English. We also explore the origins of these expressions. Where do they come from? Today we

发表于:2018-12-16 / 阅读(296) / 评论(0) 分类 2016年VOA慢速英语(十)月

1. a little bit,有点,有几分。 eg:Move over this way a little bit. 往这么挪一挪。 2. confusing,令人困惑的,让人容易混淆的。 eg:I see a lot of students stretching and so on, so it is very confusing for me. How do we solve the

发表于:2018-12-18 / 阅读(237) / 评论(0) 分类 蒋健棠教你听英语广播

今天我们要学习的是大家期待已久的课后功课根据中文完成句子的精讲,从而使我们更好的掌握hit sb right between the eyes这个习语的运用。 我们来看看题目。中文句子是我敢打赌,我在这些方程式

发表于:2018-12-27 / 阅读(194) / 评论(0) 分类 英语早间课堂

Lesson 24(第一讲) 2. Let us suppose that Mary hit John right between the eyes, what will he do? It's no doubt John wants to spend all his time with her and get to know about her better.我们假定John对Mary印象很深刻,John会如何呢?

发表于:2018-12-27 / 阅读(153) / 评论(0) 分类 英语早间课堂

Wormholesby Linda BaxterHave you ever read Carl Sagan's 1985 science fiction novel 'Contact'? Or have you seen the film of the same name starring Jodie Foster? If you have, then you will remember the scene near the end of the film, when the heroine t

发表于:2019-01-02 / 阅读(263) / 评论(0) 分类 英文杂志-Magazine

许多人都曾经说过, 英文要讲得好, 就一定要先学会用英文去思考. 因为英文和中文的词性相差太多, 所以许多英文字汇和中文之间并不是有一对一的对应关

发表于:2019-01-03 / 阅读(255) / 评论(0) 分类 小笨霖英语笔记

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. The Patriot Act and the Bioterrorism Preparedness Act were passed in 2001 and 2002. These laws in part cover research on pathogens and toxins thought to

发表于:2019-01-08 / 阅读(224) / 评论(0) 分类 Scientific American(五)月

Free Smart Phone App Helps Students With Math 费的智能手机APP可以帮助学生学习数学 WASHINGTON School children usually can count on their parents to help them check if their homework is correct. But as students get older and their assig

发表于:2019-01-14 / 阅读(170) / 评论(0) 分类 VOA标准英语2015年(三月)

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thankyou! 爱探险的朵拉 BBC儿童动画-小猪威比

发表于:2019-01-18 / 阅读(202) / 评论(0) 分类 英语原声睡前故事

Every year on the beautiful Lindau island of Lake Constance, some of the best of the worlds young scientists meet Nobel Prize winners. As it turned out, this meeting of physicists was a true meeting of minds. And so native created five new films expl

发表于:2019-01-22 / 阅读(191) / 评论(0) 分类 自然百科2010年

There were apparently nonsensical structures of space and time, spat out when Albert Einstein's equations weretaken to their extreme conclusion. Einstein's theory of relativitydoes lead us into very strange and unfamiliar paths. Einstein himself didn

发表于:2019-01-23 / 阅读(208) / 评论(0) 分类 探索与发现2015年

1994年度的诺贝尔经济学奖,授予美国普林斯顿大学数学系的纳什教授等三位对博弈论作出奠基性贡献的学者。好莱坞大制作《美丽心灵》A Beautiful

发表于:2019-01-28 / 阅读(202) / 评论(0) 分类 阅读空间

Say it with us: Kids today have it sooooo easy. A new smartphone app will do their math homework for them, provided it's not too complicated. PhotoMath by microblink uses a phone's camera to solve equations and then teaches you the step-by-step metho

发表于:2019-02-02 / 阅读(185) / 评论(0) 分类 阅读空间

Tree Hugger 是电影Juno原声带中的一首插曲。这首歌由Kimya Dawson 和 Antsy Pants 联手带来,带着轻松愉悦的气息描述了如同童话里的场景。 The flower said, I wish I was a tree, The tree said, I wish I could be A di

发表于:2019-02-11 / 阅读(219) / 评论(0) 分类 英乐时空

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thankyou! 爱探险的朵拉 BBC儿童动画-小猪威比

发表于:2019-02-13 / 阅读(275) / 评论(0) 分类 英语原声睡前故事

台湾籍旅美老师今天交给我们的句子是: Watch and outline your answer before you go in and so that you can answer clearly, concisely and with confidence. 在你进去面试之前,先练习概述答案,这样你才可以有回答地清

发表于:2019-02-21 / 阅读(191) / 评论(0) 分类 留美老师带你每日说英文

He bought a DVD player. He went home. He unplugged the old DVD player from the living room flat-screen TV. He hooked up the new player. He plugged the old player into the 10-year-old TV in the bedroom. His wife came home. She said, Why didn't you jus

发表于:2019-02-22 / 阅读(177) / 评论(0) 分类 英文短篇故事(纽约)
学英语单词
acetate-base film
Air Receivers
antalkaline
apical process
athanasianisms
beat something out of someone's head
Belhirane
Berthelot method
bogarted
branch target
capacitive coupling meter
captive nut
carriage retrun character
caught a break
change of revolution indicator
circular finish
Citrus cavaleriei
Classical antiquity
cockpit illumination
cold-hardened
copyright in registered design
covenant for further assurance
Croatianised
cyclopropanoid
Darvel
diyect-access storage
Dom Helvécio, L.
dorsum scapulae
equational box
exlegal
explosive metering device
feedback fund
firm reply
fluidized sand bed furnace
gemow
gombroon
hands around
hepatic pyrite
high-energy battery
hoisting pad
inbend
integrated multivendor network system
international trade by regions
InternetCash
islands of jersey
item card
K-factor
labor under
large matrix
Lateral communications.
leakage water heat exchanger
lithophaga nasuta
logical sum gate
luchazi
magnetic tape to printer converter
marsh deer
micro prower divider
microferment
Mock platinum
monoblock drill steel
namibite
nilts
okoyong
over-the-counter securities
pekin
Pentodon
platform structure
play bridge
pressure-loaded prefilling tank
presumptive address
pulse-height measurement
pyrrhic dance (ancient greece)
quality of news
quasi-steady state
r.b.s
ready, set, go
reduced winding diagram
relative indeterminate sentence
ridge transform system
Rubaiyat
sea cabin
shaniqua
shehe
shipownings
sign your own death warrant
single-shaft paddle-type mixer
smokes pole
space launching site
spinal cord infarction
Spirillum sputigenum
spoalty
stereophonic receiver
stock rooms
studi
throw it over the wall to
Towakaima
uniform timecharter
untemptingness
upholstery needle
vertical boring and turning mill
water tight switch
weeweeing