[化] 四硼酸钠混合溶液

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(190) / 评论(0) 分类 英语语法 Grammar Girl

Two Australians, Mack and Jill, are camping on Kangaroo Island. M: Look! There's a koala hugging a tree. They're really so cute. Jill, why are you crying? J: The government's planning on killing them

发表于:2018-12-08 / 阅读(313) / 评论(0) 分类 赖世雄中级美国英语

本讲为2005年下半年新的教学内容,请对照教材听录音! I heard him _sing_ (sing). I don’t like letters _written_ (write) in pencil. Such programs could teach the local people how

发表于:2018-12-15 / 阅读(148) / 评论(0) 分类 自考英语(一)78讲

UN Secretary General Ban Ki-moon is urging Israel and Palestine to make more effort to make their resumed negotiations a success to achieve a two-state solution. CRI's Su Yi has more. Ban Ki-moon issued the call during his visit to Ramallah. Ban call

发表于:2018-12-19 / 阅读(139) / 评论(0) 分类 世界各地新闻集锦

This is a problem that calls for immediate solution. 这是个迫切需要解决的问题。 call for需要;也指某件事是适宜的,需要的。 Wow! Your birthday is today,that calls for a celebration. 哇!今天是你的生日,那得庆祝

发表于:2018-12-25 / 阅读(172) / 评论(0) 分类 蒋健棠英语实用句子

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(130) / 评论(0) 分类 美式英语正音训练

1. A new audiotape supposedly from Osama bin Laden, and Al-Jazeera has aired it. A voice identified as bin Laden says Al Qaeda is making preparations for attacks in the US, but offers a truce to build

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 美联社新闻一分钟2006

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(174) / 评论(0) 分类 农业与发展

AS IT IS 2014-08-24 People Use Too Much Salt 人们食用太多的盐 There is good reason for the popularity of salt: It can add to the taste of food. And it protects against loss of needed body fluids during extreme heat. But a new study finds more

发表于:2019-01-12 / 阅读(146) / 评论(0) 分类 2014年VOA慢速英语(八)月

Salt is believed to be the single most harmful thing in our food, contributing to high blood pressure For years doctors have been telling patients with high blood pressure to cut down on the amount of salt in their diet. Now a prestigious panel of ex

发表于:2019-01-13 / 阅读(196) / 评论(0) 分类 VOA标准英语2010年(四)月

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(210) / 评论(0) 分类 VOA标准英语2009年(八月)

By Deborah Block Washington, DC 08 August 2006 watch UN Resolution report Hezbollah fired another barrage of rockets into northern Israel Monday. Israeli warplanes struck the major Lebanese cities of Beirut and Tyre. Israel says its army is ready fo

发表于:2019-01-19 / 阅读(149) / 评论(0) 分类 2006年VOA标准英语(八月)

The Chinese Foreign Ministry is calling for G8 countries to overcome their difference on Syria and aiming for a political solution to resolve that crisis. Spokesperson Hua Chunying has made the comments after US President Barack Obama and Russian Pre

发表于:2019-01-19 / 阅读(149) / 评论(0) 分类 世界各地新闻集锦

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(220) / 评论(0) 分类 2018年VOA慢速英语(十二)月

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(200) / 评论(0) 分类 货币英语

A new study in the journal Pediatrics found sodiumintake among kids ages 8 to 18 averaged 3387 mg aday, and those children with the highest levels of sodium consumption were twice aslikely to have elevated or high blood pressure. Rober Bazell reports

发表于:2019-02-03 / 阅读(116) / 评论(0) 分类 英语新闻视频

Partially 'polished' rice provides nutritional and preventive benefits Naomi Seck | Washington, DC 04 May 2010 Researchers say they've discovered a component in rice that can actually prevent heart attacks. People worried about heart attacks get a lo

发表于:2019-02-06 / 阅读(115) / 评论(0) 分类 VOA标准英语2010年(五)月

Obama 'confident' on two-state solution 奥巴马对两国问题充满自信 Mr Obama said he was a strong believer in the two-state solution US President Barack Obama says he is confident that Israel will recognise that a two-state solution is in the best inte

发表于:2019-02-08 / 阅读(157) / 评论(0) 分类 英语新闻

BEIJING, Feb. 14 (Xinhua) -- Chinese Premier Wen Jiabao said Tuesday that China has been ready for a bigger part in the resolution of the European sovereign debt issue. Wen made the remarks when meeting reporters with European Council President Herma

发表于:2019-02-18 / 阅读(148) / 评论(0) 分类 英语新闻

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(144) / 评论(0) 分类 英语新闻
学英语单词
a place for everything and everything in its place
alphachloralose
arsenic bronze
aruch
astro boy
attitude discrepant behavior
autoredirection
avenel
Belgian
bitumen poisoning
bound seam
box-on-box type substructure
branch bilge pipe
carousel assembly system
causalities
ceratheca
channel control table
chert clause
chesterfield is.
college of business administration
creation of bank deposits
ctenactis echinata
cumrade
defensibleness
deposit of instrument
dichondra repens forst
double-unit alternator
economic leverage
fake sb out
floro
forfang
Frieslanders
fully grown
gastrological
genetic resources
geometrical boundary condition
gerakan
giant bamboos
heteronomies
ICP-SS
image-orientation
Jamaican fruit bat
kifarist
korab
lande splitting factor
leader-follower model
Lebbardt's sign
lipotropic action
locating signals
low active program counter carry
markeing research
materialisers
media drive
melicitose
microaerophile
mine age
minimarts
nabu
nayler
nominal current
oversea broadcast
oxophenic acid
pearlite alloy
peenies
per-barrel
physical data structure
prenatal diagnoses
pro-T cell
pseudoderm
query decomposition
radar intelligence item
random component
regressive function
rhinogobius henchuenensis
safety rope
San Salvador de Jujuy
scribbling paper
seal bushing
sectorgate
Serevent/Seredisks
shafty wool
shiniest
shipborne jammer
short-circuit capability
skeetered
speed frame
spooler construction
strategic aircraft
take sick
tarrance
tetragamy
teutonicus
Thiosulfil
Tommaselli's disease
tubular boom
unlds
variational cube
volcano-clastic sediment
wagelessness
whipple hammer
wishless
withered auricle