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发表于:2019-01-20 / 阅读(120) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. I am Katherine Harmon. It will take just a minute. Jupiter's great red spots, it is one of the most familiar site in our solar system, it is also one of the most mysterious. Because based on most calcul

发表于:2019-01-20 / 阅读(142) / 评论(0) 分类 未知分类

Radiation Might Help Heart Regain its Rhythm That beeping sound is the normal beating of a heart. But here's what the same heart sounds like, during a bout of ventricular tachycardia, or VT the racing beats are caused by an electrical short circuit i

发表于:2019-01-20 / 阅读(175) / 评论(0) 分类 未知分类
学英语单词
a bone to gnaw
a gam
acid anthracene brown dyes
ala daglar
analogical design
avalanche chute
bank insolvency
Baume'
blood manure
bonded warefouse
caliginosa
calutrons
cellohexaose
channel burst mode
Chansa
charing load
Christianese
clam-shell brake
cold ulcer
content data
dejmal
depreciation basis
discandying
drive the porcelain bus
duplex pump
efficiency of wheat washing
electric tachnometer
endolymphic
erdles
fast-response time
freefalls
french welt
Freres
furneaux
galactopoiesis
genus icterias
gonococci
grass skirt
grout slope
Gulf Stream
high-rate digestion
homodont
hot waw
ice axes
infracapillary space
JAGC
jewells
Joe Six-pack
kinsale
kraaks
labyrinthodonts
life cycle of swine feeding
macrosplanchnla
made an exhibition of myself
merops ornatus
method of progressive hand
microshock
musculus rectus capitis dorsalis
negotiated market
neural structures
non-selective absorption
noninfective
Ogham Irish
one-niner
piss proud
pleochroic halo
pneumatically controlled loader
positive shedding
principles of unity of command
proadenohypophysis
pussy whipped
reactor power noise
reference method of analysis
roseolae
saw chain filing machine
schneidewind
signal station
single digits
single pan balance
single-point recorder
Sir Paul
smooth muscle layer
Soyalac
stabilizing bulge
tathe
technical objective documents
tetradecanoyl chloride
three-toed
tieline oscillation
towed grader
trichothecin
unbulliable
upstream data
US pint
Uwe
V.
Viola lactiflora
water barrel
water tight vessel
where is it
worry line
yo-heave