曲线的切线方程式

阿尔伯特爱因斯坦(1879.3.14-1955.4.18)犹太裔物理学家。他于1879年出生于德国乌尔姆市的一个犹太人家庭(父母均为犹太人),1900年毕业于苏黎世联邦理工学院,入瑞士国籍。1905年,获苏黎世大

发表于:2018-12-04 / 阅读(72) / 评论(0) 分类 英语名人堂

Information is good, and information in context is very good. The calories, I'm a big fan of calories post on menu board, but most people think they are supposed to eat 2000 calories because nutritional labels are always based on 2000 calories a diet

发表于:2018-12-11 / 阅读(87) / 评论(0) 分类 访谈录2010

[00:02.70]Unit 20 New Frontiers [00:06.15]Lesson 3 Scientific Breakthroughs [00:10.11]PIONEERS OF SCIENCE [00:12.16]In the summer of 1905, [00:14.40]a young man was sitting at home [00:15.97]after a day's work. [00:18.04]While rocking his one-year-ol

发表于:2018-12-13 / 阅读(157) / 评论(0) 分类 北师大版高中英语模块7(选修)

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(142) / 评论(0) 分类 2016年VOA慢速英语(十)月

Estranged Family Gets Sports Fix in 'Trouble With The Curve' In Trouble With The Curve, Gus Lobel knows more about scouting new talent for baseball teams than anyone else in the business; but his failing eyesight and old-fashioned attitudes may end h

发表于:2018-12-16 / 阅读(119) / 评论(0) 分类 VOA标准英语2013年(一月)

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(99) / 评论(0) 分类 蒋健棠教你听英语广播

After suffering a life-threatening illness, singer-songwriter Mary Chapin Carpenter had time to reassess her priorities. She came to believe in more fully appreciating the blessings each day brings From NPR News, this is weekend edition. I am Liane

发表于:2018-12-19 / 阅读(112) / 评论(0) 分类 2007年NPR美国国家公共电台

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Not too long ago, scientists had to hoof it to the library to review the literature. And they had to flip through a card catalog to find that dusty old v

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(七)月

P: Hey Yang Chen why are you playing Hail to the chief? I thought we were a sports show - are we going political? Y: Not really. You see, Patrick, the presidential election is in its final stretch - the home stretch - the final lap - just like in长跑

发表于:2018-12-25 / 阅读(148) / 评论(0) 分类 体育美语

to throw a curve to throw for a loop 美国人在打棒球时经常喜欢发曲线球,使球的方向会发生突变,这样给对方造成错觉,不能回击那个球。这和其他球类运动,

发表于:2019-01-07 / 阅读(206) / 评论(0) 分类 美国习惯用语

[0:0]entertain招待,款待 [0:11.2108]entertainment enthusiasm entitle entry娱乐,文娱节目 热情,热心 给...权利,给...资格 参赛的人 [1:7.0247]environment envy equality equation环境,周围状况 忌妒,羡慕 相等,相同 议程,等式 [1:59.5258]equivalent era erect err

发表于:2019-01-16 / 阅读(214) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Five For Fighting - Chances Chances are when said and done Who'll be the lucky ones Who make it all the way? Though you say I could be your answer Nothing lasts forever No matter how it feels today Chances are well find a new equation Chances roll aw

发表于:2019-01-16 / 阅读(75) / 评论(0) 分类 影视英文歌曲

mathematics 数学 theorem 定理 calculation 计算 operation 运算 arithmetic 算术,四则运算 addition 加法 subtraction 减法 multiplication 乘法 division 除法 sum 和 remainder 余 pro

发表于:2019-02-03 / 阅读(78) / 评论(0) 分类 英文语法词汇

今天又要学两个在总统大选年里新闻界时常会用到的习惯用语,而且这两个习惯用语还是从美国人最心爱的消遣活动: 棒球赛中借用来的。 这两个习惯用语都和用牛皮制成的结结实实的棒球有

发表于:2019-02-05 / 阅读(369) / 评论(0) 分类 美国习惯用语

音乐咖啡厅:Justin Bieber - Common denominator 相关介绍:My World是少年歌手贾斯汀比伯(Justin Bieber)的个人首张专辑,将于11月17日发行。年仅15岁的贾斯汀比伯(Justin Bieber)来自加拿大,是由Usher一手捧红

发表于:2019-02-06 / 阅读(165) / 评论(0) 分类 音乐咖啡厅

简历中应该包括的最重要的一点就是你的自我评价(value proposition)。 Your unique ability to solve business problems, meet challenging goals, and produce desired results should be the focus of your qualifications summary and th

发表于:2019-02-06 / 阅读(82) / 评论(0) 分类 求职英语

音乐咖啡厅:Dru Hill - Away 相关介绍:Dru Hill是一只来自美国的组合,在90年代后期最受欢迎,其演奏曲目包括蓝调,灵歌,福音音乐。1992年成立于马里兰州的巴尔的摩,自此一直活跃于乐坛,以

发表于:2019-02-14 / 阅读(151) / 评论(0) 分类 音乐咖啡厅

远离起床气 The Far Away Alarm Trick 把闹钟放远 The problem with alarm clocks is that they come with a snooze button. So while you're in your most groggy state,you're literally being given the option to make that infuriating sound cease to e

发表于:2019-02-16 / 阅读(101) / 评论(0) 分类 英语听力广播—Listening

Teaching, especially these days, is hard work. From long hours, to low pay, to lack of proper resources, and so much more the challenges of the teaching profession are endless. Teachers take on this tough work day after day, year after year. Until, s

发表于:2019-02-18 / 阅读(134) / 评论(0) 分类 英语新闻

Hello and welcome back to English with Lucy. 哈喽,欢迎回到跟露西一起学英文。 Today we have another episode of my fabulousFive Common British Expressions. 今天,我们将讲我最爱的另一集五种常见的英式英文用语。

发表于:2019-03-02 / 阅读(83) / 评论(0) 分类 欧美人文风情
学英语单词
acidic salt
addition solid solution
agricultural ecological geography
armeniaca amara
atibeprone
automatic cheese winding machine
Ban Sa Yai Som
Bilings
blearing
brochonema
buchmann
canaria
canyoners
chess board pattern
cholangiocyte
citizen juries
cmave
cognitive experience
common output file
corneal
correction of errors in medical classics
cross site scripting
Dacrycarpus
data localization
Deutzia esquirolii
dicyanobiphenyl
diurnal mean
double game
drum sort
effective filtration pressure
gang dies
gering
glycylglycinuria
green film
guestling
gun-towers
gwion
Hahotoé
Hamstead beds
handling automation
hejin
hydraulic mixer
integropallial
interventralis
itcas
jigsaw identification
journalize (verb)
laborador current
leptospermone
line record
loin-rag
lower tension carriage
membranae perinealis
metapedes
microsporon lanosum
milk tetany
multilateral investment insurance
New Ionian
Nickel-Metal Hydride
nonconnections
open table
orbiting space station
over-the-board
oyez
Paluzza
pinch for
pituitary principle lobe
postify
prolegate
Prunus spinulosa
random file organization
reconnaissance tactical missile
roust out
rubber-bonded-to-meteal pad
salicionals
Selago
self-publicist
silica glass-vitreous silica
single retort stoker
slip-resistant tile
sound eraser
spacer button
stage-dives
steamest
steel frames
string expression interpreter
strut-type
support of allied activities
suspension of the prescriptive period
tall-grass prairie
the sweeney
toe a line
transmission ofenergy
trivial response
unconsistency
unmountable
uqbar
vector model of atomic structure
Venetian velvet
white dragon
ZIFT
zurbarn