最小平均平方法之学习曲线

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Women are so much better than men at so many things. But according to a report published by the Royal Society, chess is not one of them. The topic of sex

发表于:2018-12-02 / 阅读(98) / 评论(0) 分类 Scientific American(十二)月

WORDS AND THEIR STORIES - Baseball Terms: This Is a Whole New BallgameBy Shelley Gollust Broadcast: Sunday, August 13, 2006 Now, the VOA Special English program, Words and Their Stories. Baseball is A

发表于:2018-12-07 / 阅读(52) / 评论(0) 分类 2006年慢速英语(八)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(126) / 评论(0) 分类 VOA标准英语2013年(一月)

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(119) / 评论(0) 分类 2007年NPR美国国家公共电台

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(154) / 评论(0) 分类 体育美语

Distance learning is being adopted in several countries to help children in remote rural schools, and it is also becoming increasingly popular with individuals as a means of obtaining higher or further education. While distance learning is a very dif

发表于:2018-12-29 / 阅读(188) / 评论(0) 分类 人教全日制普通高中英语(必修)高三(全一册)

Investors don't buy Russian shares looking for small gains, they do it to make a killing. With that potential comes high risk. That's why Russian companies like steel giant Severstal are flocking to t

发表于:2018-12-30 / 阅读(63) / 评论(0) 分类 商业报道2006年

No one could have taught you more about starting a company than Steve Jobs, and I had the privilege and honor of working for him in the Macintosh division of Apple. 没有人能够比斯蒂夫乔布斯给你更多关于创建公司的指导了,而笔

发表于:2019-01-03 / 阅读(73) / 评论(0) 分类 阅读空间

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(216) / 评论(0) 分类 美国习惯用语

Baseball Terms 棒球术语 Now, the VOA Special English program WORDS AND THEIR STORIES. Baseball is Americas national sport. So it is not unusual that many popular expressions come from baseball. But first, let me explain a little about the game. E

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2014年VOA慢速英语(十)月

Yeah, yeah. You know my name. I know You wrote my story-y-y. But there are days, I can't see a happy ending. No, no. Life get's hard. Sometimes it just hurts. It's kicking me down and throwing me curves. When I feel the rain. I won't be afraid. 'Caus

发表于:2019-01-14 / 阅读(121) / 评论(0) 分类 节奏布鲁斯

You know my name. I know You wrote my story-y-y. But there are days, I can't see a happy ending. No, no. Life get's hard. Sometimes it just hurts. It's kicking me down and throwing me curves. When I feel the rain. I won't be afraid. 'Cause I know, I

发表于:2019-01-16 / 阅读(72) / 评论(0) 分类 节奏布鲁斯

棒球有美国国球之称,因此很多习语都和棒球有关就不足为奇了。看看下面这些棒球术语,你知道它们是什么意思吗? on the ball:机灵,有见识 这个词组源于20世纪早期的美国棒球运动。如果

发表于:2019-02-03 / 阅读(83) / 评论(0) 分类 实用英语

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(386) / 评论(0) 分类 美国习惯用语

Random acts of violence are, well, random. It's the unpredictable nature of terrorism, after all, that makes it so terrifying. But according to The Mathematics of Terror, an article by Andrew Curry in the latest issue of Discover magazine, acts of te

发表于:2019-02-11 / 阅读(62) / 评论(0) 分类 阅读空间

RACHEL MARTIN, HOST: It's Friday, so it's time for StoryCorps. Today, we will meet two sisters from Somalia. Fatuma Abdullahi and Maryan Osman were little girls when their parents died in Somalia's civil war. They're teenagers now living in Utah. Ann

发表于:2019-02-13 / 阅读(70) / 评论(0) 分类 2017年NPR美国国家公共电台4月

Idiom: Read between the lines ( understand the deeper meaning ) Hit the book: Learning curve Nitty gritty Butler Inherently Batch Recruit Cater to Bewildering Joint venture Hygiene It's a steep learning curve for China's wannabe butlers. Before they

发表于:2019-02-16 / 阅读(76) / 评论(0) 分类 趣味青春英语

The relationship between inflation and unemployment was first studied by Irving Fisher in 1926. 1926年,通胀与失业之间的关系在欧文费雪(Irving Fisher)那里得到了第一次研究。 But the Phillips curve, as it came to be known, ow

发表于:2019-02-17 / 阅读(75) / 评论(0) 分类 经济学人财经系列

Remember when-- Alan Jackson Remember when I was young and so were you And time stood still and love was all we knew You were the first, so was I We made love and then you cried Remember when 曾几何时我年轻过你亦如此 时光静止你我除爱别无所知 我之初

发表于:2019-02-17 / 阅读(168) / 评论(0) 分类 音乐咖啡厅

MICHEL MARTIN, HOST: Finally today, those awkward angsty teenage years - they've long been fodder for pop music, but Canadian singer Alessia Cara has her own take. (SOUNDBITE OF SONG, HERE) ALESSIA CARA: (Singing) Excuse me if I seem a little unimpre

发表于:2019-02-21 / 阅读(163) / 评论(0) 分类 2018年NPR美国国家公共电台12月
学英语单词
a return to nature
absorbing filter
add item
ali-
auto emissions
Ballybrittas
be of a hot temper
befuddlement
bladdernose
bundle of capillary tubes
Burnsians
butch cassidy and the sundance kid
cheap article
chlamydoselachids
chokes back
Cholistan
Clematis wissmanniana
co-universal
coeroeni r. (courantyne r.)
cold crack
computer system simulator
cross-market dual play
dailyness
dark box
day breeze
discharging from floating equipment to wharf
dischistodus prosopotaenia
Donglegate
dot sequential
double deck repeater
Dumanlι
Dutch reckoning
equilibrium amount
Eustachio
exhaust steam system
extended facility
face powders
frequency of injuries
gaouette
Guemappe
identify dummy section
image scanner lenses
incremental parser
Isodon pharicus
Kiesel
known nothing about
labour association
lianas
line of zero moment
lot by lot acceptance sampling
lucia di lammermoor
lymphadenitis dermatopathic
magnetic sound camera
mathematic
megapolitans
melting solid
misdispended
multi-terminal
multiaxle bogie
murus gallicus
ngona
no collar worker
noble mould
oomphing
ovula costellata
paraphernal property
peformed
penetration survival ability
phakofragmentor
photo realistic
pilitzer
platydema fumosum formosanum
pluck by the beard
port activity
qinghao biejia decoction
read/write drive
robern
Sakmarian
sanitation engineer
SC (single casing)
Scott's cement
seemers
senior navigation officer
shape control
silicon thyristor
spadger
stereoscopic parallax apparatus
submarginal area
sudden death clause
Supreme Being
the moral majority
timbrels
time frequency technology
triviss
Tulipa biflora
undermasted
unheaven
water vapour content
weighted market capitalization
wheefle
William Jennings
zhishi xiaopi pills