二步离析炼铜法

Death of Zambian President Comes as Country Considers New Constitution 赞比亚总统去世之际,国家正在考虑新宪法 LUSAKA Zambian president Michael Sata died Wednesday in London, where he had been undergoing treatment for an undisclosed i

发表于:2018-12-08 / 阅读(36) / 评论(0) 分类 VOA标准英语2014年(十月)

X-Ray Technology Helps Recover Lost 19th-Century Images The worlds very first photographs were taken in the 1830s. Scientists now say they have found a way to recover lost images made from the very first photographic process. The new method uses X-ra

发表于:2019-01-03 / 阅读(40) / 评论(0) 分类 2018年VOA慢速英语(七)月

The United States Tuesday called North Korea's announced decision to suspend the disablement of its nuclear facilities a step backward in the six-party disarmament process. North Korea said it took the step because it has not been taken off the U.S.

发表于:2019-01-13 / 阅读(58) / 评论(0) 分类 VOA标准英语2008年(八月)

When You Start to Pursue Your Dreams 追逐梦想 You'll step out of your comfort zone.Way out. 你得走出你的安乐窝,走出来 And then you'll find out that comfort isoverrated, anyway. 走出来,你会发现在安乐窝里的日子太舒适

发表于:2019-01-22 / 阅读(35) / 评论(0) 分类 英语听力广播—Listening

Part 2. The Times capsule. Keywords. time capsule, future, be passed on. Vocabulary. copper, aluminum, stainless, non-rusting, leakproof, humidity, Zimbabwe. A. Do you know what a time capsule is and what it is for? Listen to the following explanatio

发表于:2019-02-03 / 阅读(38) / 评论(0) 分类 step by step 3000 第一册

Part 2. Campaign California Re-leaf. Keywords. tree planting campaign, carbon dioxide, personal actions. Vocabulary. kick off, coalition, deflate. carbon dioxide, neutral, deplete, irreversible, on hand, copper beech, Styrofoam. A. Listen to three sh

发表于:2019-02-15 / 阅读(82) / 评论(0) 分类 Step by Step 3000 第二册
学英语单词
650x
acute toxic hepatitis
agreement to transfer
amen corner
amianthoid
annual shareholder meeting
applejacks
arc spot welding
Arunachala
Bartlett's bisection theorem
bevilled
bheesties
British Broadcasting Corporation
Carduelis flammea
centrefold
coercive meter
collage novel
compound isolation mounting
condylar post
conservator transformer
convective condesation level
coplanar orbits
cow which produces milk
crystal doping
Draba setosa
edaphologic
equisetonin(e)
Euglenophyta
Everdur alloy
exchange proviso clause
extra time
first skirt
flash vaporization equilibrium
galoot
genus Lycoperdon
get into shape
get the bulge on
giftless
gradual advance
grid intersection
half space key
hi-ya
hierarchical decoder
hiving-off
hybrid incremental inductance matrix
ikekawa kagura (japan)
international bank for econimic co-operation
Jewish Ox.o
julietta
Kochenëvskiy Rayon
latex adhesive
Lindau-von Hippel disease
magnotrapezoid
marine propulsion reactor
maternity bras
medical aid
metal material testing machine
microradio
Milola
mono lever control
mould block
multi-component
murine typhus
naivity
nessman
nicotinamide ascorbate
Noil
nsdl
optimization pass
orthometric error
osen-breges
penseful
philosophated
plbr (prototype large breeder reactor)
pre-installation
pressure reducing and relieving valve (hydraulic)
prism binocle
random disposition
reactionary postmodernism
record-oriented output
reduced telemetry
Rincón Sucio
safe port
sergeant at arms
seriania
side-products
snazz
St-Genou
steam-flow orifice
surface immumoglobulin
symmetric instability
thermocouple signal
throne rooms
transfer piping
trust fund baby
two terminal
typhonium giganteum engler
upper critical cooling rate
urge sb to do
urinary bladder
Web printer
yarn dyed