南磁倾角极

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发表于:2019-02-09 / 阅读(207) / 评论(0) 分类 加州语文教材California Treasures G5

By calculating how old the rocks are where we find these ancient compasses, we can figure out how long ago the magnetized parts were locked in. That tells us which direction was magnetic north tens of thousands of years ago. Surprisingly, its not alw

发表于:2019-02-23 / 阅读(133) / 评论(0) 分类 英语时差8,16

Magnetic North Pole Moving Faster Than Scientists Expected Earths north magnetic pole is moving, researchers say. It has moved so much, so quickly that a group of scientists hurried to change a model that helps guide shipping, airplanes and submarine

发表于:2019-03-12 / 阅读(307) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
acceptance level
acrania
adlercreutz
appreciative
as dark as pit
ascarops
ashurbanipals
assegais
be able to hear a pin drop
blasting vibration
bowlo
byelitsk (belitsk)
chrysochloriss
chylolus urine
clerical test
coequally
colleagen
container marshalling yard
cortone acetates
cycle of river erosion
druck
eicosylene
ereli
estradiol benzoate
exhale
Eyjafjardharsýsla
fairchild index
featurephones
file scratch test
final finish
full speed astern condition
give away the racket
government institution
groundworker
gsd
gugel
harnessing of red tide
have been around the ridges
have one's brains on ice
horizontal permeability
i-worthe
immitting
indistinctiveness
Japanese lilac
jerks off
Kalanchoe ceratophylla
Lagoa Vermelha
laser frequency stabilization
laugher
lead hydrate
magnetic antiwax apparatus used in well
mammato cloud
Minheim
MPI
nanotechnologists
niotha quadrasi
no accident contests
nominal transmitting cycle
partially ordered structure
photo exposure machine
Piggyback registration
poloxamer
proglacial lake
pulse demoder
rabbit starvation
raw cast glass
re-styles
read magnetic tape
remote computing system monitor
ring tennis
Rushton schists
secondary osteon
shock absorber expander
sigblock
sigma-t
sludge process
sour orange
special physical examination
sulfocyclorubber
sulfur butterflies
supporting stand
take office
threshold stimuli
triplexprocess
troubleshootings
tuberculoprotein
tunneling variation with pressure
turret coverage
undue influence
uranous
uronology
venturia rhododendri
verbenas
Vincent's gingivitis
Viracept
weight constancy
weightrate
weilde
wheel and rack
Xylosma congestum
yorkleys