校正过的光学系统

They Did It With Mirrors! You can’t stand in front of the paintings of the old masters and not wonder, how did 1) Frans Hals make that lace seem so real? How did 2) Van Dyck make his armor so gleami

发表于:2018-11-28 / 阅读(349) / 评论(0) 分类 疯狂英语2003年

Edward's arms wound around me as the next song started. It was a little up-tempo for slow dancing, but that didn't seem to concern him. 当另一首舞曲开始的时候,爱德华的胳膊环绕着我。这对慢舞来说节奏有点快,但这似乎

发表于:2018-12-03 / 阅读(191) / 评论(0) 分类 暮光之城•暮色

Doug and Sandra walked away from the desk. Boy, she wasn't very polite, Doug said. She didn't say 'Good morning.' She didn't say 'Have a nice day.' What did she write on the paper? The woman had written a phone number on the paper. I thought we were

发表于:2018-12-03 / 阅读(190) / 评论(0) 分类 英文短篇故事(纽约)

18 A Joke I stand corrected I have this friend who always seemed to lean slightly to the left all the time. It used to bother me, so I suggested he see a doctor, and have his legs checked out. For years, he refused and told me I was crazy, but last w

发表于:2018-12-08 / 阅读(333) / 评论(0) 分类 背诵为王第一册

在表示一个被动动作时,如果这个动作正在进行,或是与谓语表示的动作同时发生,我们可以用现在分词的被动形式。 【例如】 The bridge being built now will be completed in three months.This is one of the

发表于:2018-12-18 / 阅读(163) / 评论(0) 分类 2015年VOA慢速英语(八)月

Newtons Apple Tree 牛顿的苹果树 Newton was an English physicist and mathmatician,and was the greatest scientist in his era. 牛顿是一位英国物理学家和数学家,也是他那个时代最卓越的科学家之一。 Isaac Newton was bor

发表于:2018-12-18 / 阅读(207) / 评论(0) 分类 走进剑桥大学

Whether you're a hunt-and-peck typist or a Rachmaninoff of the keyboard, you will make mistakes. But it's not just your eyes catching typos when you see them on the screen. Your hands know when you mess up too. Thats according to a study in the journ

发表于:2018-12-24 / 阅读(207) / 评论(0) 分类 Scientific American(十)月

1. Q: How much does one ticket cost? A) $1.40. B) $6.40. C) $4.30. D) $8.60. 2. Q: What's the woman going to do? A) Collect papers for the man. B) Do the typing once again. C) Check the paper for typing errors. D) Read the whole newspaper. 1. W: Here

发表于:2018-12-29 / 阅读(242) / 评论(0) 分类 英语四级听力-短对话

加州日报:以后视力有问题的人看显示屏再不用戴眼镜了,因为美科学家给电脑屏幕 戴上了眼镜. 美科学家给电脑屏幕戴上眼镜 Daily California: People with vision problems may be able to forgo eyeglasses and c

发表于:2019-01-01 / 阅读(192) / 评论(0) 分类 双语趣听精彩世界

WRONG: We would appreciate if you corrected the entry in the register as soon as possible. 错误用法:如果你能尽快更改登记处的入口,我将非常感激。 RIGHT: We would appreciate it if you corrected the entry in the register as s

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 求职英语

In the salsify mains of what was thoughtful and sad all the calcified arhythmatists were doing the math. And it would take a calculated blow to the head to blind the eyes of all the harmless sociopaths. Oh Arm in Arm we are the harmless sociopaths. O

发表于:2019-01-11 / 阅读(185) / 评论(0) 分类 金属

听力题目: 13.(A). Kevin was looking for his contact lens. (B). Kevin had been looking for me. (C). Kevin and I fought on the floor. (D). Kevin assumed I was looking for something. 14.(A). You must answer ten questions for homework. (B). Your ho

发表于:2019-01-18 / 阅读(221) / 评论(0) 分类 托福听力单句训练

英语学习笔记: optometrist n. 配镜师 nearsighted adj. 近视的 myopia n. 近视;缺乏远见 hyperopia n. [医]远视 farsighted adj. 有先见之明的;远视的 astigmatism n. 散光 contact n. 接触;联系;熟人 laser n. 激光;

发表于:2019-01-18 / 阅读(228) / 评论(0) 分类 早安英文

写信的原则(Writing Principles)已从原来的3个C(Conciseness, Clearness, Courtesy)发展到目前的7个C:Completeness, Clearness, Concreteness, Conciseness, Correctness, Courtesy, Consideration实例: Dear Sirs,With reference to y

发表于:2019-01-20 / 阅读(206) / 评论(0) 分类 实用英语

Its a stunning location, but its also mysterious. These stars are not just close together. They are on the move at enormous speeds. Going to the heart of a galaxy might not be the similar to going to an amusement park. The rides are some similar to h

发表于:2019-01-22 / 阅读(332) / 评论(0) 分类 自然百科2011年

Kenny went to a psychiatrist. The psychiatrist had written many books. How can I help you? What's your problem? the psychiatrist asked. Kenny said, I have only one problem. But it's a big one. I hate my life. I'm tired of living. I'm tired of everyth

发表于:2019-01-22 / 阅读(167) / 评论(0) 分类 英文短篇故事(纽约)

The house phone was ringing. She went downstairs. It was dark. She watched her steps and slowly went down the stairs. Who is calling? she wondered. She got downstairs. The phone was in the kitchen. She reached for the light switch. She turned on the

发表于:2019-01-24 / 阅读(214) / 评论(0) 分类 英语第3级听力-English Level 3

可以调焦的眼镜? They may look like an ordinary pair of spectacles, but these glasses are at the forefront of a revolution in eyewear. 它们看起来像普通的眼镜,但是是眼镜改革的最前沿。 Part of a new line of electronic eye

发表于:2019-02-07 / 阅读(213) / 评论(0) 分类 实用英语

Itismyfeelingthatmakingamistake mayturnouttobeagoodthing. Itisthroughourerrorsthatwecanfind thepathtodoingthingscorrectly. Finally,itisimportanttoremember thatfewmistakesaresoterrible thattheycannotbecorrected. 我觉得犯错反而可能是一件好事

发表于:2019-02-18 / 阅读(136) / 评论(0) 分类 瞬间秒杀听力

文本: B: How long are we gonna wait until we do something? E: We are doing something. He's seeing someone who specializes in teen depression. Give it some time. B: That someone also suggested, given my family history, that he see a psychiatrist.

发表于:2019-02-23 / 阅读(158) / 评论(0) 分类 跟着美剧练发音
学英语单词
alcohol control
Alhendin
antagonistic, antagonistical
antibody fixation
attaminate
auxone
ball-end
blasphemed
Bupleurum multinerve DC.
Carloway
casting mold
chloromethotrexate
civilizational
clapotement
coalowner
cretaceous periods
current debt
danish sausage
DC high voltage
discretionary reduction
dosimeter charge
drouery
duodenal
Ectosporaeae
evolutionary biologist
Ficus religiosa
field loop jumper
fluted roller shaft
foot cloth
giffens
granulomeres
guorun
have sth with sb
holding bottle
holistic education
home-fried potatoess
Hypermalloy
in our favour
insulating gloves
insulation coating
KALKABRINO
kitchen sinky
lacquerer
leukoplakia of glans penis
literacy rate
lithium spectrum
logic one clock
logrolls
London superconductivity theory
long-period test
maintainability analysis
marbler
Mariental
massivest
medium-securities
millgram
Mn-DPDP
monocarbonic
neck width
network
non-numerical line switch
norbornanes
olas
operation floor
optimum decision
orthodox catholic churches
overheating fault
passive microwave sensing
Pegostylite
pelvic fracture
phenazonium
piriform
planishes
polychromatism
postcardiotomy
Poungui
praeocular
preadvised
printed-circuit gold plating
protection and indemnity risks
prudence crandall
put someone through
quaternary ammonium compounds
quit of schooling
reach and frequency
relative retention
rottweiler
scrub pulverizer
security book
subcuticular suture
swallow bug
target group
temephos
trabeated
transmitter and receiver
Trap-billet
underground current.
uniform debenture
veilless
vertical ramp 2-d inlet
vociferous
Walschaerts valve gear