液氮冻结

By Gary Garriott Broadcast: August 25, 2003 This is Steve Ember with the VOA Special English Development Report. Freezing can keep food fresh and safe to eat. Freezing lowers the food temperature belo

发表于:2018-11-27 / 阅读(505) / 评论(0) 分类 VOA2003(下)-发展与科学

初级英语听力(新版) Lesson17 What's the postage on these letters to Thailand, please? I'll have to check. Do you need anything else? Yes. A three pence stamp, please. That'll be eighty-five pence in all. I wish you wouldn't have your TV so lou

发表于:2018-12-01 / 阅读(196) / 评论(0) 分类 初级英语听力新版

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. The Chesapeake Bay could get helped by a new antipollution expert: farmed oysters. For decades, the Chesapeake has been plagued by excess nutrients, such

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 Scientific American(一)月

AGRICULTURE REPORT - Bird Flu: Composting the Remains of Farm BirdsBy Mario Ritter Broadcast: Tuesday, February 28, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Farmers usuall

发表于:2019-01-02 / 阅读(97) / 评论(0) 分类 2006年慢速英语(二)月

AGRICULTURE REPORT - Legumes: Good for People and SoilBy Bob Bowen Broadcast: Tuesday, February 21, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Many different kinds of plants

发表于:2019-01-02 / 阅读(94) / 评论(0) 分类 2006年慢速英语(二)月

Broadcast: June 4, 2003 By Paul Thompson VOICE ONE: This is Ray Freeman. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today, we tell about how astronauts prepa

发表于:2019-01-02 / 阅读(125) / 评论(0) 分类 VOA2003(上)-科技导航

DEVELOPMENT REPORT - Freezing Food By Gary Garriott Broadcast: Monday, December 27, 2004 I'm Gwen Outen with the VOA Special English Development Report. Freezing can keep food fresh and safe to eat. F

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 农业与发展

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(九)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever wondered where the Earth came from, the answer, it seems, is blowin in the windthe solar wind. Or so say scientists who, after examining sola

发表于:2019-01-08 / 阅读(141) / 评论(0) 分类 Scientific American(七)月

This is the VOA Special English Agriculture Report. Sorghum farmers in eastern Uganda, working with scientists, have tested some lower-cost ways to improve their soil. Little rain and poor soil fertility are problems in that area, as in other parts

发表于:2019-01-11 / 阅读(124) / 评论(0) 分类 VOA慢速英语2007年(六)月

Fukushima Plant Operator: Nitrogen Pumping Operation Going Well A plan to inject nitrogen into the containment vessel around reactor 1 at the Fukushima Daiichi power plant appears to be working, the plant owner said Thursday. Higher pressure levels h

发表于:2019-01-14 / 阅读(118) / 评论(0) 分类 VOA标准英语2011年(四月)

The ice bucket challenge may seem cool if you live in a place which is usually quite hot, but for those who dwell in a cold climate the idea is probably less impressive. 冰桶挑战看起来相当酷,但前提是你处在热带地区。而对于那些

发表于:2019-01-16 / 阅读(106) / 评论(0) 分类 英语新闻

托福考试(TOEFL)是国际上最有影响力,使用最广泛的的英语水平测试之一。托福除了作为美国主流学校入学所需的标准化考试,申请签证和工作的过程中也会有需要托福成绩的机会,所以不少

发表于:2019-01-18 / 阅读(103) / 评论(0) 分类 托福英语

Salt vs. Ice 食盐大战冰块 Y: Why does salt melt ice? D: It lowers the melting and freezing point of water. Y: Oh,OK.Wait,I don't get it. Doesn't that mean the salt make ice colder? D: Let me explain.Pure water freezes at thirty-two degrees Fahr

发表于:2019-01-26 / 阅读(107) / 评论(0) 分类 英语听力文摘 English Digest

The geology of the planet 地球的地质情况 Welcome to the Anthropocene 欢迎来到人类纪 Humans have changed the way the world works. Now they have to change the way they think about it, too 人类改变了世界运行方式,现在,人类不

发表于:2019-01-26 / 阅读(145) / 评论(0) 分类 经济学人综合

AGRICULTURE REPORT — November 26, 2002: Corn, Part 1 By Mario Ritter This is the VOA Special English Agriculture Report. Corn is an important crop in many parts of the world. However, some people ar

发表于:2019-01-30 / 阅读(126) / 评论(0) 分类 农业与发展

By Greg Flakus Houston 15 January 2007 Wintry weather conditions are causing widespread disruptions in the Great Plains states and as far south as Texas and Louisiana. Hundreds of thousands of people are without electrical power and icy roads have c

发表于:2019-02-03 / 阅读(148) / 评论(0) 分类 2007年VOA标准英语(一月)

化妆常用用语(二) 面奶 cleansing milk 去黑头洗面奶 biological cleanser 清洁面霜 clarifying cream 眼部御妆水 eye make up removing 按摩霜 massage cream 按摩油 massage oil 面膜 mask 冷膜 freezing mask 热膜 hotting mask 海藻面膜 seaweed mask 颈霜restru

发表于:2019-02-07 / 阅读(101) / 评论(0) 分类 英文语法词汇

GRE阅读复备考之类比思维。考生在做gre阅读复习过程中也可以运用类比的思维解题。在GRE阅读中绝对不少见,也就是常说的类比题。主要说下述哪一选项所述现象和原文第N行的说法比较相像

发表于:2019-02-17 / 阅读(104) / 评论(0) 分类 GRE英语

1.Above all:最重要的是,most important of all Above all, theyll have to discover how much nitrogen it possesses since nitrogen is4/5 of the air breathe.(2002-1) 2.Account for:解释。说明 How do you account for the truth? 3.After

发表于:2019-02-18 / 阅读(86) / 评论(0) 分类 大学四六级阅读
学英语单词
adhesive for wood grain film
air lift extractor
antifriction plate
application for conference rate adjustment
arisaematis
attitudes scales
azimuth gating
banganga
be a mystery to
brangwyn
buiters
C-gene
camx
capacity to benefit from legal rights
carnosum
carton board
cases with bands broken
cassia lignea flour
coaxial carbon
cobleys
combined test chamber
common wasps
comparative genemics
concertinists
confidence vote
cylindrical controller
deck truss
dermatofibrosarcoma
die-lock chain
dismark
doughboys
electrical diagram
elytroceliotomy
embryomas of the kidney
endomorphic metasomatism
examinable
falculate
family Chelydridae
field registration file
film container
finite state system
flange splice plate
fosenazide
frame television video recording
funtional symbol
getset
glabreity
glossorrhagia
gravity separation method
jalap resin
javanicus
leading half axle
lerebours
logistic diagnosis
magnetic activity
mah jongg
mechanical pilot
Metachalcophyllite
minoxidil
mixed natural juice
module-name
monitor TV under water
montgomeryite
multiple time rate plan
neurolecithin
nobiletin
oil mist monitoring
on-u
ownership of immovable
Parker's method
posterior tibial vein
prockter
program argument
ratchet wheel pawl pin
re-deploy
recombobulating
saltcedar
scrape the bottom of the barrel
security infrastructure
shelf mark, shelfmark
shock models
simultaneous linear algebraic equations
siropodium
smart interactive terminals
solid foods
solidstate
special shaft sinking
straight-run stock
subset of array
territorial jurisdiction
the digital age
thermionic energy conversion
thin-slab construction
thioxanthone
Thomean
unhappy triad
vaghi
vapoured
voiding knife
wing planform
Z bond
zeiosis