原裂变碎片;原始裂片

forecast-预测,预报 forehead -额,前额 forge -伪造,假冒 formal -正式的,正规的 format-设计,安排,格式 formation -形式,组成,结构 former -在前的,以前的 formula -原则,方案 forth-向前,往外 fortnight -两星期,十四天 fortunately -幸运的,幸亏 foundation -地基,

发表于:2018-11-29 / 阅读(232) / 评论(0) 分类 用mp3背四级单词

We Cant Just Play with sports I believe that the greatest frontier of our ignorance lies in the relationship of man to man. I do not discount in the marvelous development in the world of things, nor do I devaluate the contributions of those who made

发表于:2018-11-30 / 阅读(397) / 评论(0) 分类 英语励志美文精华

No statues, no obelisks, no temples, nothing to suggest this could once have been home to the ancient world's great lost capital. When I came first to this area and to this site, I was shocked. Nothing was to be seen at the surface. No clue where to

发表于:2018-12-05 / 阅读(292) / 评论(0) 分类 遗失的法老城市

Is a Fusion Nuclear Reactor Coming Soon? 核聚变反应堆会很快推出? 美国科技组织的洛克基德马丁称五年内,将会建成一个核聚变反应堆。他说预计到2017年能呈现一个操作雏形,到2022年,就能够投入使

发表于:2018-12-08 / 阅读(228) / 评论(0) 分类 2014年VOA慢速英语(十二)月

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 第三段辅音字母组合(三) squ eeze挤压- squ ash果汁,挤烂的水果-s quar e广场- quart er一刻钟,四分之一小时 sn eeze打喷嚏- sn ore打鼾 sn ack快餐(

发表于:2018-12-10 / 阅读(198) / 评论(0) 分类 《新东方 [爵以词雄] 词汇》刘一男

4. The archaeologists examined the ______ of ancient pottery. A. fragment B. fragrance C. flagrance D. retinue pottery pottery 陶器 pot 罐子 potential 潜能, 潜力 /pottery fragrance fragrance 芬

发表于:2018-12-15 / 阅读(251) / 评论(0) 分类 新东方赵丽词汇课堂

A big clue about whats behind the disappearing honeybees, also known as colony collapse disorder, or CCD: May Berenbaums team at the University of Illinois at UrbanaChampaign found that bees ribosomes were torn up. The ribosomes make the proteins tha

发表于:2018-12-24 / 阅读(224) / 评论(0) 分类 Scientific American(八)月

036 The Old Street Lamp There once was an old street lamp standing on a remote corner of a town. The street lamp was worn out because he stayed up all night for several years to shine in a dark street. That's why he had to be replaced by a new lamp.

发表于:2018-12-31 / 阅读(357) / 评论(0) 分类 100个儿童英语小故事

Grammar Girl here. Today's topic is sentence fragments. I often imagine that listeners are writing articles and essays and books, but I was recently reminded that some people make their living writing shorter things like headlines and ad copy, and th

发表于:2019-01-02 / 阅读(267) / 评论(0) 分类 英语语法 Grammar Girl

Grammar Girl here. Today guest-writer Bonnie Trenga will help us talk about which clauses and whether its OK to start a sentence with oneor a new paragraph. Incomplete Sentences Sentences that are missing something, such as a subject or a predicate,

发表于:2019-01-02 / 阅读(202) / 评论(0) 分类 英语语法 Grammar Girl

World's First Nuclear Fusion Reactor 50 Percent Complete At the Geneva Superpower Summit in November 1985, American President Ronald Reagan met with the Soviet Union's General Secretary Mikhail Gorbachev. 在1985年11月的日内瓦超级大国首脑会

发表于:2019-01-03 / 阅读(214) / 评论(0) 分类 2018年VOA慢速英语(一)月

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(300) / 评论(0) 分类 四六级词汇与结构练习

Whether youre giving a toast, presenting a project, or delivering a doomsday warning, these tips will help you look like less of an amateur during your speech. Most of us dont like giving speeches. Unfortunately, sometimes theres no way to weasel out

发表于:2019-01-08 / 阅读(231) / 评论(0) 分类 英语小短文

Shrimp 虾 Is shrimp your favorite seafood? 虾是你最喜爱的海产品吗 People love shrimp a lot. 人们非常喜欢虾。 But do you know that fission whales like shrimp, too? 但是你知道裂变鲸也喜欢虾吗? Female shrimp hatch 50,0

发表于:2019-01-10 / 阅读(229) / 评论(0) 分类 与美国小学生一起学英文第8册

1. A blast has rocked Afghanistans capital, killing at least ten civilians and six Italian soldiers. Authorities in Kabul also say dozens of people were wounded. The blast happened near the US Embassy and an American military base. The Taliban has c

发表于:2019-01-11 / 阅读(242) / 评论(0) 分类 美联社新闻一分钟2009年(九)月

AS IT IS 2016-01-07 North Korea Says It Tested Hydrogen Bomb 朝鲜声称进行了氢弹测试 North Korea says it tested a hydrogen bomb on Wednesday. 朝鲜声称周三测试爆炸了一枚氢弹。 The U.S. Geological Survey reported a 5.1 magnitu

发表于:2019-01-12 / 阅读(298) / 评论(0) 分类 2016年VOA慢速英语(一)月

A fragment of a rainbow bright 天地晦暗,风急雨骤, Through the moist air I see, 望遥远边陲云霁天初, All dark and damp on yonder height, 一道七彩虹飞跨山颠, All bright and clear to me. 澄光尽万里恍惚如梦。 An

发表于:2019-01-17 / 阅读(150) / 评论(0) 分类 美国语文第五册

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

发表于:2019-02-03 / 阅读(248) / 评论(0) 分类 英文语法词汇

We are living in a micro era. After the massive popularity of micro blogs and micro novels, online micro films are growing bigger now. 我们生活在一个微时代。继微博和微小说广受欢迎之后,网络微电影风潮也在日趋壮大。

发表于:2019-02-14 / 阅读(265) / 评论(0) 分类 中英双语新闻

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

发表于:2019-02-17 / 阅读(235) / 评论(0) 分类 万物简史
学英语单词
-stat
air hose
alatum
alclad alloy
american-run
annexary
antes
apd(avalanche photo-diode)
Azo-rubin
balance storage
benzoyl hydrazine
binary coded
blasche
Buhot
cabining
Calyptothecium
camphoraceous
catechumenates
cephalanthera rubras
chisel for warm metal
chloroanisidine
clamshell mark
cocksmanship
composite grouping
conventional catamaran
cornucopia sea anchor
cowtail
crescent-cell anemia
cross reference
Cyclobalanopsis gilva
Dihydro-Orotase
embossing calender
Encrinurella
ethoxzolamide
fathomability
formal protest
free trading
functus officio
gallamide
gas boss
genus polygonatums
goscinnies
hab-nab
hempy
henzey
hexagon drive socket set
hypertextualized
impi (international microwave power institute)
import substituting industry
incrustive
jabronie
joly's theory of thermal cycles
kisters
lacunar stroke
lasting upper lining
lay around
leakage
lisners
little club mosses
Lochmaddy
low-altitude forward-area air defense system
MAC sublayer
Madeleine
make of
March of Time
Maricaina
mesocarb
molded mica condenser
motility of sperm
multi-pass multiple pass welding
nerudova
non-homogeneous universe
oenophilists
orbit effect
paternity
pentamerid
phase isolated bus
phorids
poison ashes
pound at
primary throttle valve
proteron
Putian
recirculation outlet
Renostyptiein
report in
Sasumia Dam
schizophrenic psychoses
school fundation
sheepmaster
shipping tag
sieve bone
spacing of movable supports
spherical thrust bearing
thermistance
total exposure time
two cents worth
valley value
vary directly as ...
violeo salt
vugg
wideband matching