太阳黑子

And after a while a pattern emerged. 久而久之,人们就归纳出一个模式 If you observe sun spots over several years, 若连续观察太阳黑子好几年 they come and go with an about an eleven year cycle. 会发现它们约每隔11年会周

发表于:2018-12-07 / 阅读(101) / 评论(0) 分类 太阳科普

Sunspots 太阳黑子 Is every part of the sun equally hot? 太阳的各个部分都一样热吗? No, they aren't. Some parts are colder than other parts. 不是的。有些地方比其他地方冷。 How do we know that fact? 我们是如何知道这

发表于:2019-01-10 / 阅读(94) / 评论(0) 分类 与美国小学生一起学英文第10册

By David McAlary Washington 07 March 2006 NCAR scientists Mausumi Dikpati (left), Peter Gilman, and Giuliana de Toma examine results from a new computer model of solar dynamics Researchers predict tha

发表于:2019-02-04 / 阅读(82) / 评论(0) 分类 2006年VOA标准英语(三月)

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(177) / 评论(0) 分类 实用英语
学英语单词
Ad pond. om.
akaki beseka
annealing range
antidiuretic hormones
Asnapper
average relative molecular mass
Bagulin
banged up
bank settlement
bonerz
boron carbide power
bubble street
burinists
Byngs
cheater fives
collios
common heath
consular commission
Corti's ganglion
councill
damp squid
direct governing
diversories
dynamic erroe
effective
elastic gel
equationism
etro
exchange rate fluctuations
expanded position indicator
federal republic of yugoslavias
for sludge
Fordhooks
free-exercise
from the nature of the of things
frozen concentrated juice
functional program
genus lycopuses
Halisidota
hard smoked fish
high differential flow
Hopkins host selection principle
human forces
Insurance of Container Compre hensive Loss
IVFTT
jelly teeth
l'hopital's rule
lang ch?n tsou hsiang
left-hand polarization
Lepidocyclina
lobophyllia corymbosa
Lomatogoniopsis ovatifolia
Lowville
MainWindow
makavejev
Markov jump process
master timer
mixton
molybdenumtetrabromide
mouth of tongs
multi-flow heater
multinucleolate
muscle segment
nonshadow
Novo Oriente
OpenSolaris
output impedance characteristic
owenby
Palaio Faliron
phenoblast
plant organorgaphy
Platanthera stenosepala
play at dice
pntibiosis
pole change motor generator
rack space
rainbow fish
real special linear group
rearhouse of silkworms
regresar
relieving tool post
rocker-type cooling bed
Saint-Leonard
Saxifraga habaensis
serum mucoid
Shahdol
shou'dst
sideband telephony
simplified automatic data plotter
spit-poison
SSBR
start-run
stencillings
summum bonums
superconducting magnetohydrodynamics
surf line
system adapter
unbalance rudder
unsleaked
vanadium contact process
water drive reservoir
zootomy