[化] 分子加成化合物

[00:03.15]第二单元 课文A [00:06.30]tax [00:08.07]税(款) [00:09.85]generally [00:11.31]一般地,通常,大体上 [00:12.77]federal [00:14.15]联邦的 [00:15.52]type [00:16.95]类型,种类 [00:18.39]salaried [00:19.87]拿薪水的,领工资的 [00:21.34]salary [00:22.71]

发表于:2018-12-04 / 阅读(271) / 评论(0) 分类 大学英语自学教程上

[0:0]acute adapt严重的,激烈的 使适应,使适合 [0:18.7006]addition additional adequate adjective加,加法 添加的,额外的 充足的,足够的 形容词 [1:13.5063]adjust administration admission adopt校正,调整 管理,经营,支配 准许进入,准许加入 收养,采纳,

发表于:2018-12-05 / 阅读(202) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(228) / 评论(0) 分类 英语语法 Grammar Girl

by Jason Marshall In past articles weve talked at length about three of the big four traditional processes used in basic arithmetic: addition (see also How to Add Quickly), subtraction, and division. However, for one reason or another, we havent yet

发表于:2018-12-07 / 阅读(181) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Just when you thought youd heard everything, scientists have found that the reason you can hear everythingincluding things that are very quietis because

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 Scientific American(四)月

Intonation can indicate completely different meanings for otherwise similar words or phrases. For example, an English teacher teaches English, but an English teacher is from England; French class is where you study French, but French class is Gallic

发表于:2018-12-27 / 阅读(165) / 评论(0) 分类 美式英语正音训练

by Jason Marshall Weve spent the last few articles building our numerical vocabulary from the ground up. Today, were going to talk about something that sounds hard, but is actually pretty easy...and very useful too: the commutative property of additi

发表于:2019-01-02 / 阅读(275) / 评论(0) 分类 数学英语

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(191) / 评论(0) 分类 Scientific American(十)月

1. Authorities in Utah say they found no signs of six trapped miners when they lowered a camera down to where they think the men are located. This is their second effort to make contact with the men. Yesterday a microphone was lowered down to a separ

发表于:2019-01-08 / 阅读(240) / 评论(0) 分类 美联社新闻一分钟2007

AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di

发表于:2019-01-11 / 阅读(210) / 评论(0) 分类 农业与发展

The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter

发表于:2019-01-14 / 阅读(241) / 评论(0) 分类 VOA标准英语2009年(八月)

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(215) / 评论(0) 分类 2016年Scientific American(十)月

1. according to / as stated by/ in proportion 根据...../依照..... 2. ahead of:further forward in space or time sb/sth; ealier tan sb/sth; further advanced than sb/sth along with:in addition to;together with 另外,加之,还有 3. apart f

发表于:2019-01-17 / 阅读(201) / 评论(0) 分类 托福英语

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(259) / 评论(0) 分类 2018年VOA慢速英语(十二)月

文本: Maiev:Elune be praised! I knew you would come, Shando Stormrage! Malfurion:Im glad we reached you in time, Maiev. Maiev:Priestess Tyrande, Im surprised you came in person. Are you here to _(1)_ your guilty conscience? Tyrande:I did

发表于:2019-01-23 / 阅读(212) / 评论(0) 分类 小龟乐游记英语短文

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(236) / 评论(0) 分类 货币英语

241. go through从头到尾 242. go without单独 243. guilty of有...罪的 244. had better最好 245. hand in hand 手拉手 ,密切关联 246. hang up 挂断 247. have one's hands full 248. have the final say 有决定权 249. head on 迎面地,正面

发表于:2019-02-03 / 阅读(144) / 评论(0) 分类 实用英语

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(173) / 评论(0) 分类 英语新闻

Larry和李华正在商量下个周末去哪里玩儿。 LL: Hey, Li Hua, do you remember how much fun we had camping in the woods? Wouldn't you like to do something outdoorsy again this weekend? LH: Do something outdoorsy? 你是说户外活动吧。

发表于:2019-02-25 / 阅读(191) / 评论(0) 分类 英语口语

China's State Council Information Office has held a policy briefing conference, and Huang Shouhong, who is in charge of the drafting of the Government Work Report, underlined the key methods of supply-side reforms. From the industry level, supply-sid

发表于:2019-02-25 / 阅读(214) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
air-blown converter
air-landed
american institute of chemical engineers
Amlekhganj
automatic-control servo valve
babushkaphobia
baggy pt.
ball float trap
bar shearing machine
bicompletions
burblings
bustillo
butyric acid
carpet grasses
carry-storage register
cell determination
centre of a magnetic well
centurioni
cephalic filament
certificate of exemption from estate duty
chalk drawing
Chrudim
Church of Ireland
civilianisations
cocknifying
conversive disorder
counterfeit bank note
criminetly
dephlegmator
digital output/input translator
double face fabric
drug-users
empoisons
enteric disease
expresion-stop
extricate sb from difficulties
fairy-cycle
fretwise
fringe of superposition
Friulian
froups
fumimaro
funicular machine
gault
genus Phragmipedium
Gerrard
glass-rod phenomenon
half-day
helenae
here from
herringbone drain
hidden files
high velocity drop
inces
innocent party
inter-call telephone
intractanial part
Japanese satin
Kline tests
kooistra
lime liquor
live engine
memory attribute
misplacement
moisture-film cohesion
multibus network
multifee
nit-lamp
non-genetic variation
oxidoreductions
percent-for-art
peristerite intergrowth
potentiometer data system
primary measuring instrument room
primary storage capacity
Pseudokrodydolith
quarter-girth tape
re-vernalization
reissuing
resarciate
resineine
Rifamate
Rindoina
ryobis
Saph
self-contained instrument
signalization
slack off
special construction vehicle
surveyor
susceptibility to teratogenic agent
tablet pouch
Targyn
technology design
the pharisees
the scandinavian ballet
tiger cowrie
update program
vaga
valuable consideration
visible display
yatter