[网络] 马来酸盐

In all societies, male and female roles are regarded differently. The mother role is universally carried out by women, which is biologically based. Roles defined by sex also characterize the economic

发表于:2018-12-07 / 阅读(50) / 评论(0) 分类 老友记精校版第1季

NB: This is not a word for word transcript Alice: Hello, I'm Alice. Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sat navs. Stephen: Sat navs thats short for satellite navigation systems. Alice: Theyre th

发表于:2019-01-07 / 阅读(89) / 评论(0) 分类 六分钟英语

By Jane M Friedman Washington, DC 24 April 2006 watch Surgeon Gender report Historically, women medical students have chosen not to become surgeons, a specialty dominated by men. Women, it was said, w

发表于:2019-01-13 / 阅读(99) / 评论(0) 分类 2006年VOA标准英语(四月)

Male lions defend their cubs against rivals who see their offspring as future competition for food and mates. So its likely that an intelligent predator like T-Rex would do the same. Compared to prehistoric plant eaters, its cerebrum, the part of the

发表于:2019-01-23 / 阅读(34) / 评论(0) 分类 探索与发现2013年

Tyrannosaurus Rex, though, lives in an entirely different world. A male devours a Triceratops carcass. Those powerful jaws smash into the meat of the animal. Those gigantic teeth pierce down through flesh. These well-rooted teeth are there to break i

发表于:2019-01-23 / 阅读(24) / 评论(0) 分类 探索与发现2013年

By Cathy Majtenyi Nairobi, Kenya 06 December 2007 Kenya's capital, Nairobi, is home to one of Africa's largest dumpsites. A recent United Nations study found that nearly half of the children surveyed who live near the dumpsite suffer from serious med

发表于:2019-02-07 / 阅读(89) / 评论(0) 分类 VOA常速英语2007年(十二月)
学英语单词
air removing roll
Almunia
American foxhound
badonkadonks
bloopers
bossanova
buffered seek operation
bvlgari
carnaubyl
comigrating
conquereth
conventional drilling
convolution measure algebras
cozed
crescent sphere
dimethyl zinc
direction changing
disturbance potential function
drum setting-out machine
electron microbeam analysis
Elymus purpuraristatus
evacuation capsule
excelses
explosive oil
express telephone
external programming
F.S.S.
fast tracks
fat sack
Federal Republic of Yugoslavia
feelbad
fertilizers without nitrates
fiduciary system
flightlog
forjudger
glass reinforced concrete
gram-molecular weight
guide dam
heavy-water moderator
high strength bevel steel washer
hologram array
hydrophobised
hydroxymethyltransferases
identical twins
in-stop
inclined shaft timbering
individuateable
internal conflict
irrigated farmland
kickert
knowledge transmission mechanism
knutsen
krigia
landslide dam
lightning gap
listening post
lli
loan-deposit ratio
Lysionotus serratus
maximum instantaneous fuel change
Mexican marigold
Miscanthus flavidus
misdistribute
new world goldfinches
no room to
Page-van Slyke's tests
paralic facies
pentomethorium
Pentonvile
peuce
polyspermism
potential recipient
present position
presentation form
pro-choice factions
quasi-particle lifetime
quinindoline
regulating switch
resistance stabilized oscillator
rim segregate
run time error message
Saussurea elegans
scheduling sequence
single-stranded RNA
spinifex texture
stack of bones
stagger-tooth cutter
suction culvert
superpluses
surplus area
tetramethyldiphenyldisiloxane
tie the score
top cyc track
underbet
urbanized area
warbles
waterglass enamel
willo
woodsheds
zone travel