粒氧化镁阻挡层

英语畅谈世界文化lesson7:Great Barrier Reef大堡礁

发表于:2018-12-07 / 阅读(212) / 评论(0) 分类 英语畅谈世界文化

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条,都是微量复杂元素造成的 metals like iron and magnesium. 好比说

发表于:2018-12-07 / 阅读(218) / 评论(0) 分类 太阳科普

From VOA Learning English, this is the Health Lifestyle report. Our brains are protected by our skull. But that is not the only protection it has. A natural barrier around our brains prevents germs and other damaging substances in the blood from ente

发表于:2018-12-08 / 阅读(170) / 评论(0) 分类 2018年VOA慢速英语(八)月

研究报告:人类少吃肉对环境有好处 A new study says one of the best ways to curb greenhouse gas emissions is to eat less meat. In fact, the study says meat consumption in the developed should be cut by 50 percent per person by 2050. 一份

发表于:2018-12-19 / 阅读(412) / 评论(0) 分类 VOA双语新闻 2012年4月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

发表于:2018-12-24 / 阅读(177) / 评论(0) 分类 Scientific American(十)月

Chapter 24 Language Barrier between Chinese and Foreigners第 24章 中外语言障碍David:Do you know any foreign experts here in China? 你认识在中国工作的外国专家吗? You:No, language is a real barrier between Chinese and foreig

发表于:2018-12-25 / 阅读(156) / 评论(0) 分类 留学生在中国

barrier, ['briə] n (用来禁止通行的各种)障碍物(如:栅栏和关卡)=obstacle 【例】The police put a barrier 警察设了路障。barrier of speech 语言的隔阂

发表于:2018-12-30 / 阅读(161) / 评论(0) 分类 不择手段背单词

Israeli High Court to Consider Legality of Security Barrier Ross Dunn Israel's high court has agreed to consider the legality of a controversial West Bank security barrier , just weeks before the proj

发表于:2019-01-07 / 阅读(214) / 评论(0) 分类 VOA2004(上)--各类新闻

Dieting isnt always easy, particularly if you have a sweet tooth. But by adding strawberries to your diet, you can enjoy a range of guilt-free dishes, drinks and snacks any time of day. Best of all, strawberries are low in calories, high in fiber, fa

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 阅读空间

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation(放射) exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

发表于:2019-01-11 / 阅读(197) / 评论(0) 分类 英语新闻

DOUG JOHNSON: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. FAITH LAPIDUS: And I'm Faith Lapidus. Today, we will tell about skin cancer. (MUSIC) DOUG JOHNSON: Skin cancer is one of the most common forms of cancer. It is also

发表于:2019-01-11 / 阅读(288) / 评论(0) 分类 2010年VOA慢速英语(七)月

Addressing Climate Change through Diet A new study says one of the best ways to curb greenhouse gas emissions is to eat less meat. In fact, the study says meat consumption in the developed should be cut by 50 percent per person by 2050. Meat producti

发表于:2019-01-13 / 阅读(166) / 评论(0) 分类 VOA标准英语2012年(四月)

今天我们要学的词是barrier。 Barrier是障碍的意思。Language barrier, 是语言障碍。Trade barrier, 是贸易壁垒。The lack of funding was the biggest barrier to the road improvement, 意思是道路改善的最大障碍是缺少资

发表于:2019-01-25 / 阅读(211) / 评论(0) 分类 英语每日一词

Avocado 牛油果 In addition to its flavorful taste and rich and creamy texture, this fruit (yep, it is indeed a fruit!) is loaded with antioxidants and can help you lower your bad cholesterol. Whether you eat it in a salad, spread on toast, or even

发表于:2019-02-01 / 阅读(188) / 评论(0) 分类 实用英语

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

发表于:2019-02-06 / 阅读(328) / 评论(0) 分类 英语新闻

A key Japanese adviser on radiation(放射 ) leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer

发表于:2019-02-06 / 阅读(187) / 评论(0) 分类 英语新闻

Sleep well, sleep better If sleep has plunged to the bottom of your to-do list, you're not alone. Although the National Sleep Foundation recommends getting seven to nine hours of sleep a night, the average American logs only six hours and 40 minutes.

发表于:2019-02-07 / 阅读(225) / 评论(0) 分类 阅读空间

NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from(发源于) Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo

发表于:2019-02-07 / 阅读(170) / 评论(0) 分类 英语新闻

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

发表于:2019-02-11 / 阅读(200) / 评论(0) 分类 英语新闻

The barrier separating Israel from West Bank Palestinian territories is the theme of a Washington exhibit by a dozen U.S. and Canadian-based artists. Each gives a different representation of what the artist views as an obstacle to peace. The curator

发表于:2019-02-18 / 阅读(176) / 评论(0) 分类 英语新闻
学英语单词
a fine line
acer erianthum schwer.
Acidimicrobiales
address line control
Advanced Research Projects Agency Network
Agios Efstratios, Nisos
agstar
auto-collimating theodolite
automatic turnoff
bazy
be beyond restraint
be laced with
beam stop
bilge keel filler
bolting flange
bow-and-arrow
Bulbophyllum griffithii
caeruleum
cage molecule
CalciCaps
cardiac failure
cephalic suspension
change directory
char-work
cheval de frise
chip lsi technology
city break
Clematis verticillaris
coining mill
common transit facilities
corrugation
date of listing
decomposability of preference
diminutivenesses
diolamine
doubly-linked ring
economy is liable to get overheated
eia rs-232 connector
electothermometer
fall sown type
fda-regulated
feather wear
figured wood
first earl of orfords
gas equation of state
gelantinous fibre
gold field
hand made goods
hang ... up
hard price
holmoak
intestinal polyposis
joint defendants
Kiszkowo
knottily
ligamenta metatarsea dorsalia
lipoexia
listed above
longhill
macrograph design
make good one's escape
meclofenamate sodiums
misclad
mountain everlastings
near surface disposal
no clipping of vector
nuclear submarines
nun moth
out-let
photosensitive resin
placenta cotyledonary
point forecast
police lieutenants
Potts tester
prairie golden aster
precise temperature control
programmable array logic
prolificate
rail of self hardening steel
red emperor
red-oak
sandgren
securities eligible for market operations
shipment offered for carriage
single sideband filter
soft hand-off
sogrenite
solar oscillation
source modulation rate
stripped charcoal
superdiffusive
tawakoni l.
too-close
torsion bar anchor
transition polymerization
transversal furrow
vasoprotectives
velocity azimuth display
Venturi batter
warping winch
worldcity
xylogenetic