磅原子

A Century of Memories (1940-1949) On the first Sunday in December 1941, Americans were doing what Americans did on any normal Sunday.

发表于:2018-11-28 / 阅读(276) / 评论(0) 分类 疯狂英语2003年

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(160) / 评论(0) 分类 赖世雄学英语第四册

[00:04.99]poster postman postpone pot [00:09.22]n.招贴,海报,广告 n.邮递员 vt.推迟,延期 n.罐,壶 [00:13.45]potato potential poultry pound [00:17.68]n.马铃薯,土豆 a.潜在的,可能的n.潜力n.家禽 n.磅,英磅 [00:21.92]pound pou

发表于:2018-12-15 / 阅读(276) / 评论(0) 分类 考研英语词汇2005

雅思听力场景词汇:化学词汇 在雅思听力考试场景中,化学相关的场景的词汇较为生涩,平时生活中可能也运用得比较少,以下的词汇供大家参考喔。 molecule 分子 particle 粒子 ion 离子 particle

发表于:2018-12-19 / 阅读(219) / 评论(0) 分类 雅思英语

I complimented one of my co-workers on having lost ten pounds. However, I couldn't resist bragging that when I was 17, 1 weighed 225 pounds and today I tip the scales at 224. 1 added,

发表于:2019-01-03 / 阅读(206) / 评论(0) 分类 英汉幽默故事选读

This is scientific Americans 60 Second Science. I'm Steve Mirskey. Got a minute? The lure of gold can be electric to some people even though the element is chemically inert on the large scale. But the researchers from Georgia Tech report that down at

发表于:2019-01-04 / 阅读(207) / 评论(0) 分类 Scientific American(三)月

We have bigger houses and smaller families; more conveniences, but less time; we have more degrees, but less common sense; more knowledge, but less judgement; more experts, but more problems; more medicine, but less wellness. We have multiplied our p

发表于:2019-01-08 / 阅读(141) / 评论(0) 分类 英语美文

We have multiplied our possessions, but reduced our values. We talk too much, love too little and lie too often. We've learned how to make a living, but not a life; we've added years to life, not life to years. We have taller buildings, but shorter t

发表于:2019-01-11 / 阅读(180) / 评论(0) 分类 阅读空间

LULU GARCIA-NAVARRO, HOST: You may know Paula Poundstone from the smash public radio hit - other than this program - Wait Wait... Don't Tell Me! But she's also an accomplished author, now of two books, all the more an accomplishment because each book

发表于:2019-01-17 / 阅读(169) / 评论(0) 分类 2017年NPR美国国家公共电台5月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(190) / 评论(0) 分类 TED演讲教育篇

(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g. The hydrogen atom is near1y l6 times as

发表于:2019-01-17 / 阅读(193) / 评论(0) 分类 英语口译

英语中表示倍数减少的表达方法(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g

发表于:2019-01-17 / 阅读(180) / 评论(0) 分类 英语口译

Science and Technology Fundamental physics Antimatter of fact 科技 基础物理 反物质研究突飞猛进 Researchers at CERN have held on to anti-atoms for a full quarter of an hour 欧洲核子研究中心的科研人员让反原子颗粒存在时

发表于:2019-01-26 / 阅读(137) / 评论(0) 分类 经济学人科技系列

Fortunately more sober types were at work elsewhere. In 1808, a dour Quaker named John Dalton became the first person to intimate the nature of an atom (progress that will be discussed more completely a little further on), and in 1811 an Italian with

发表于:2019-01-29 / 阅读(165) / 评论(0) 分类 万物简史

The structure of atoms and the significance of protons will come in a following chapter, so for the moment all that is necessary is to appreciate the organizing principle: hydrogen has just one proton, and so it has an atomic number of one and comes

发表于:2019-01-29 / 阅读(176) / 评论(0) 分类 万物简史

今天我们要学的词组是pound。 Pound既是英国的货币英镑, 也是一个重量单位。作为动词呢,pound的意思是猛击,猛烈敲打。 比如有人在砰砰地敲门,Somebody is pounding at the door 美国东海岸地区四

发表于:2019-02-03 / 阅读(162) / 评论(0) 分类 英语单词荟萃

WASHINGTON, May 1 (Xinhua) -- Scientists from IBM on Wednesday unveiled the world's smallest movie, made with one of the tiniest elements in the universe: atoms. Named A Boy and His Atom, the movie used thousands of precisely placed atoms to create n

发表于:2019-02-04 / 阅读(153) / 评论(0) 分类 英语新闻

俗话说:一母生九子,九子各不同。这句话在我邻居家孩子的身上体现得淋漓尽致。大女儿心灵手巧,做什么像什么;而二女儿却刚好相反,总是笨手笨脚。All thumbs就用来形容她这种笨手笨脚

发表于:2019-02-06 / 阅读(159) / 评论(0) 分类 实用英语

1.心事重重 some thing weighs heavily on ones mind The boss is quite down these days. He seems to have something weighing heavily on his mind. 老板这几天沉默寡言,看起来好像是心事重重的 2.苦苦哀求 press ones suit She press

发表于:2019-02-19 / 阅读(169) / 评论(0) 分类 英语口语

Oh' oh' oh' come fill my glass up a little more We 'bout to get up' and burn this floor You know we getting hotter' and hotter Sexy and hotter' let's shut it down Doe' what I gotta do to show these girls that I own them Some call me nicki' and some c

发表于:2019-03-02 / 阅读(227) / 评论(0) 分类 英文最新流行歌曲
学英语单词
Aboriginal Australian
Abū 'Ajāj, Jab.
accelerated reader
activate carbon
air agency
anchor jack
aprismo
articulationes cubiti
astatic gravimeter
bar straightening
barrel handling carrier
bimolecular elimination through the conjugate base
bolar
book pricc index
BPAG
Caledon
cemental decay
Charles Munroe Schulz
citroen-peugeot
classen's electrode
closure azimuth
codepage
conference carrier
curved lead
datum-plane
deprint
development management
dry fucking
dugger
dynamic free variable
earthed neutral conductor
ecchondroses
embossing machine
ethylenic linkage
Ettingshausen-Nernst effect
extrapolated cut-off
folksiness
fourscores
frontier guards
functional specialization
get the last dance
gigametres
go-fast
ground water resource
half-sized
HC20-511
hippocampus severnsi
Ikengo
information sheet
intersensorial
iteration method with variable weights
Jotunns
Kutenholz
laiuss
locally oxidized CMOS
lunulae of semilunar valves
LUQ
making of
melody section
morfounder
mould cleaner
movable center frog
musculi zygomaticus minor
oakleaf
oil ejector
oil flinger ring
open mold
partial Latin rectangle
Piotrowski's tests
Prenanthes serpentaria
primary isoamyl alcohol
putmen
Qaraghandy
quasi-particle spectrum
qwertyuiopasdfghjklzxcvbnmmnbvcxzlkjhgfdsapoiuytrewq
rack-and-pinion
Ramadans
rasura
re-direct
recreationally
sacralgia
San José, Cerro
Saving is getting.
semen lini
semifinished countersunk head bolt
Serg.
simple knot knot
simple lymphangioma
sulfur halide
tabernamontanain
telehoist
teresantalol
thickness vibration
triakis scyllium
tv encoder
unconformably
unleaded gasoline
vestibular root
vibration flow method
wang ta niang
woolly apple aphid
write latency