(permutate 的过去时) 重排列
past tense of permutate

Scientists Getting Closer to Finding AIDS Cure 科学家治愈艾滋病的希望更大了 Scientists searching for a cure for AIDS say they have uncovered the basic chemistry of the HIV virus and that the most likely strategy for fighting the disease

发表于:2018-12-16 / 阅读(27) / 评论(0) 分类 VOA标准英语2014年(十二月)

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 Scientific American(一)月

New Test Could Find Cancer Earlier 新的测试可以发现早期癌症 From VOA Learning English, this is the Health Lifestyle report. Cancer is a leading cause of death around the world. When it comes to cancer, the sooner you know you have it, the

发表于:2019-01-12 / 阅读(243) / 评论(0) 分类 2016年VOA慢速英语(十一)月

By Carol Pearson Washington, D.C. 22 June 2007 Studies show that women with a strong family history of breast cancer -- meaning their mothers, sisters, aunts or grandmothers had the disease -- have a higher risk of getting breast cancer, too. But a

发表于:2019-01-13 / 阅读(72) / 评论(0) 分类 2007年VOA标准英语(六月)
学英语单词
accumulative crystallization
acid-fracturing
address plug
Afrindian
air interchange
ajapsandali
alecitha, alecithicl
alphabet laser
alternating personality
Anginyl
anode oxidation method
approximate reading
Ar Rām
Auriparus flaviceps
ballroomy
bascule barrier
beneficium divisions
biopsy of muscle
bipolar nerve cell
caisson quay wall
calastacus crosnieri
cavitation deformation
cheap dollar
clay tile roofing
cocoa powder
connecting station
danaid butterflies
deep-etch printing
deerstalking
dethyroidize
easthall
family branchiostegidaes
first class airmail
flight-plan processing system
foster child
geysir
grilladed
half-wave potential
hanseniasis
head intrusion
Hutanopan
inchoate
inspirer
inversion homozygote
Kopilovtsi
lapponicas
limit input
Lobotes surinamensis
message exhaustion
multidecadal
Natrix natrix
negative stereotropism
nonovulational menstruation
norite eluate factor
outlet angle
oven mitt
partial gate opening
pear-tree
pemphigus circinatus
Persephone
portable cold room
precede by
privee
puff box
QIC
radiolysis of alkanes
railway advisory commission
reactive potency
reciprocating type milling fixture
relational algebra machine
resonance range
retinalphotodisruption
retrolaunching
rust removal
samba roll
sarky
semen myristicae
significavits
single cell protein
singular component
sizing up
Steinhall mix
strongylaster
success indication
surbase
Taraxacum atrocarpum
tellurolates
tetranychus viennensis
the beam in one's own eye
the transient-overload recovery time
thoriated tungsten electrode
tightfitting pain
trackers
trimethyl-acetaldehyde
trout lily
Uki I.
valid guaranty
valvular heart disease
wascher
watch-tower
Wendlandia
wing-duct inlet