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(176) / 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(161) / 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(152) / 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(247) / 评论(0) 分类 实用英语
学英语单词
a dildo
adipose ligament
Al Liwā'
anwan
AP-237,fortanodyn
area of engagement
Arjasa
Attachment process
Aussie rules
autopositive film
ball coupling
Baseball Hall of Fame
best-named
beta software
Bischofia
bituminous resins
botch up
brachiophore
cemented carbon steel
central portion
clasp braking
computer input of korean characters
concrete-bar bending machine
corpora allata
cursor-control
daytime transparency
diaphragm jig
ditrichum flexicaule
Doppler indicator
electric draft gauge
eyebrowlike
fore-preparation
forints
FPIC
functional international institution
glisses
group cost system
heterometabolic
heterometry
high-strength wire-wound machine
illicium religiosum Sieb.et Zucc.
in queer street
index range
installed engine
kessler (type) parameterization
key-bolt
klystron ocillator
lamination corrosion
line-fetch
long legs
Maloye Yarovoye, Ozero
Manduel
manipulative communication deception.
marsh podzol
mde
monthly account
multievent
n-word element
natural dormancy period
non edible
normal rpm
organ of authority
output data set
panglongs
panthan
parizeaux
periplasmodia
pie-crust table
Pirani-gauge
Potami
problem-board
pulmonary trunks
radiotrophic
raids
recurrent collateral inhibition
remind ... that
resolution modification
routine replenishment
Se.
separating delimiter
sequel hooks
shagged
silent-mesh transmission
skewed pole-shoe
sliddery
slkali reserve
Spiritual Jewel
superficial stratum
the veil of ignorance
thermoelectric beating module
throw your voice
tombstoning
tread on the juice
tumultuous disturbances
Ultra Extended Graphics Array
unsovable labeling procedure
video display
what-do-you-call-it
witchhunter
Withaphysalin
Xiao He