近焦衍射

Norwegian Wood Written by Haruki Murakami I was thrity-seven then, 1) strapped in my seat as the huge 747 2) plunged through 3) dense cloud cover on approach to the Hamburg airport. Cold November rain

发表于:2018-11-28 / 阅读(411) / 评论(0) 分类 疯狂英语2003年

I Didn't Know That. 我不知道 by Jerri Graham How much do you know? Once you watch National Geographic Channel's I Didn't Know That, you will be surprised at how little knowledge you actually have. This 10-part series is packed with action as it e

发表于:2018-12-02 / 阅读(290) / 评论(0) 分类 常春藤解析英语

Ever wondered why mosquito eat some people up but leave others relatively unscathed. a new study find this prefential treament due to smells produced by the microscopic critters that cover our bodies. the reaserch is in the journal public library sci

发表于:2018-12-24 / 阅读(274) / 评论(0) 分类 Scientific American(一)月

[00:00.00]People naturally ask philosophical questions, [00:04.02]because they are trying to understand [00:05.91]the meaning and purpose of life. [00:09.16]It is like watching a magic trick. [00:11.61]We cannot understand how it is done. [00:14.50]S

发表于:2018-12-29 / 阅读(330) / 评论(0) 分类 北师大版高中英语模块5

Kenya Becomes Latest Country to Ban Plastic Bags Kenya has joined the growing list of countries to ban plastic bags. A new Kenyan law bars the production, sale and even use of polythene plastic bags. People caught breaking the law may be fined up to

发表于:2019-01-03 / 阅读(183) / 评论(0) 分类 2017年VOA慢速英语(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. A new archaeological find may signify one of the great leaps in human cultural and cognitive history. Because researchers have discovered a 100,000-yea

发表于:2019-01-08 / 阅读(284) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Only 10 percent of people die from primary tumors. The real problem is when it spreads around the body. The problem of metastases. Arizona State Universitys Paul Davies, s

发表于:2019-01-08 / 阅读(250) / 评论(0) 分类 Scientific American(四)月

[fly]This is Scientific Americans: 60-Second Science, I'm Steve Mirsky. Go a minute? Only ten percent of people die from primary tumors, the real problem is when it spreads around the body, the problem of metastasis. Arizona state University's Paul D

发表于:2019-01-08 / 阅读(369) / 评论(0) 分类 Scientific American(四)月

Every villain has his Achilles' heel. And microscopic scoundrels are no exception. The challenge for those who wish to ward off microbial bad guys is to identify that weak spot. Now, scientists studying the toxoplasmosis parasite think they've done j

发表于:2019-01-08 / 阅读(266) / 评论(0) 分类 Scientific American(三)月

From NPR News in Washington, I'm Lakshmi Singh. A radical Sunni Muslim cleric born in the US is urging religious scholars to promote holy war against American and Israeli interests in the Middle East. NPR's Soraya Sarhaddi Nelson is in Cairo and repo

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 2010年NPR美国国家公共电台11月

Juice Infused with Microscopic Particles Offers 'Unparalleled' View of Gut A new imaging technique involving a specially-prepared liquid that patients drink could help doctors better diagnose and eventually treat illnesses in the gut. The small intes

发表于:2019-01-14 / 阅读(260) / 评论(0) 分类 VOA标准英语2014年(七月)

You need an AUV, an autonomous underwater vehicle. 你需要个AUV,一个自行式水下航行器。 It needs to be one smart puppy, able to navigate and make decisions on its own in an alien ocean. 它必须很聪明,能够自己导航在陌生的

发表于:2019-01-18 / 阅读(218) / 评论(0) 分类 TED演讲商业篇

THE ocean is dark and full of terrors, and the black dragonfish is the darkest of them all. 海洋中充满黑暗与恐惧,黑色的深海龙鱼是其中最黑暗的生物。 Its surface, new measurements reveal, is as black as the blackest materia

发表于:2019-01-26 / 阅读(243) / 评论(0) 分类 经济学人科技系列

英语里你不知道的几个小秘密 The shortest complete sentence in the English language consists of only one word and that is Go. 英语里由一个单词组成的最短的完整的句子就是GO。 The oldest word in the English language is t

发表于:2019-02-04 / 阅读(285) / 评论(0) 分类 实用英语

A three-metre deep skirt (made of sturdy polyester) dangles beneath the boom to prevent litter from escaping under it; 3米深的裙座(由坚固的聚酯制成)悬挂在吊杆下方,以防止垃圾漏出来; buoyant plastic tends to float wi

发表于:2019-02-16 / 阅读(261) / 评论(0) 分类 经济学人科技系列

一 简单句 1.广告给我们提供了很多有用的信息。 Advertisements provide us with much useful information. 2.旅游者有机会体验一种完全不同的文化。 Tourists have chance to experience a completely different culture. 3.它需

发表于:2019-02-18 / 阅读(241) / 评论(0) 分类 雅思英语

欧盟减少使用胶袋 BRUSSELS, April 22 (Xinhua) -- The European Union (EU) on Tuesday moved a step closer to its aim of an 80 percent reduction in the use of lightweight plastic bags in Europe. The European Parliament passed an European Commissi

发表于:2019-02-18 / 阅读(216) / 评论(0) 分类 英语新闻

1. Fluffy (like a baby bird; a duckling) 1.毛茸茸的(比如幼鸟:小鸭子) 2. Amphibious (can live on land and in water; a frog)2.两栖的(可以生活在陆地上和水中:青蛙) 3. Furry (covered with a thick coat of fur; a bear)

发表于:2019-02-21 / 阅读(274) / 评论(0) 分类 英语口语

1. The shortest complete sentence in the English language consists of only one word and that is Go. 英语里由一个单词组成的最短的完整的句子就是GO. 2. The oldest word in the English language is town. 英语里最有年头的一个词

发表于:2019-02-25 / 阅读(307) / 评论(0) 分类 英文语法词汇

Bacteria are the oldest living organisms on the earth. 细菌是地球上最古老的生物。 They've been here for billions of years, and what they are are single-celled microscopic organisms. 它们已经存在数十亿年了,它们是单细胞微

发表于:2019-03-04 / 阅读(379) / 评论(0) 分类 TED演讲教育篇
学英语单词
acidity meter
active receptor
actual throat of butt weld
aesthetic surface
anapsids
anenterous
anti-globalization movement
anti-mist cloth
artificial disintegration
Auld, L.
bactericidal soap
batch subsystem
bc-ad
be certain to
beam-riding system
beavertails
borrow-all policy
cabassous
calling rates
chump blockers
co-occupant
conjunctive tunic
conneting bolt
counterdye
creative person
deuterium oxide moderated reactor
Deutzia longifolia
diethazine
dimapyrin
Dolcin
dual homed host
e-con
Ethamicort
generic addition operation
genus alcess
genus Ercilla
glucosylglucose
gotch-gutted
gourad
gun-shy
habitat exclusion
haerothecium
hanging telephone set
height change line
hollow circular cylinder
Hong Kong Stock Exchange All-Ordinaries Index
hypapophysial
hypercrinism
infotisements
international astronautical federation (iaf)
jump into bed with
Junoesque
lead screw lathe
leaf weight density
leyre
lonaprofen
lotted
lunawicz
main rotor shaft
mammary cystoma
meglumini iodipamidum
mud screen
multiple precision number
mx
Namlea
net actual generation
nothing else matters
oil jetty
oiver filter
omnivision
oversleeper
palanquine
peening shot
pelicomete
photorecon
phytalbumin
pishcash
pre-convention
purple-coloured
radiation dose-meter
ram lamb
riddles
round relay
salt-bath hardening furnace
savings fund
scalp contusion
Shaoxing wines
Simoom Sound
take a share in
television faceplate
thermoelectric heating
topmen
turn against sb
vertiginid
violate a frontier
viscosity function
voltage transformer comparator
weak point.
weight disk
went to the toilet
wifelet
wlrn