圆环

On December 25, 2000, many people across North America received a rare Christmas treat when the moon passed in front of the sun resulting in a partial solar eclipse. Solar eclipses occur when the moon passes between the Earth and the sun, and the moo

发表于:2018-12-03 / 阅读(148) / 评论(0) 分类 听英文对话做选择

AS IT IS 2016-09-02 Ring of Fire Eclipse Passes Over Africa People in parts of Africa witnessed a ring of fire in the sky Thursday, created by the moon passing between the Earth and the sun. The solar event is called an annular eclipse. A total solar

发表于:2019-01-12 / 阅读(143) / 评论(0) 分类 2016年VOA慢速英语(九)月

An annular solar eclipse is seen formed over the sky of Burma's ancient historic city of Bagan, 15 Jan 2010 Holly Gilbert, an astrophysicist at NASA, explains the science behind the spectacle of the sun's disappearance. So during a total solar eclips

发表于:2019-02-03 / 阅读(175) / 评论(0) 分类 VOA标准英语2010年(七)月

水泥英文单词 矿渣水泥slag cement 硅酸盐水泥portland cement 主导产品leading product 年产量annual output 基准reference 体系system 完全燃烧complete combustion 不完全燃烧incomplete combustion 机械不完全燃烧mechanical incomplete combustion 化学不完全燃烧

发表于:2019-02-07 / 阅读(240) / 评论(0) 分类 英文语法词汇
学英语单词
abercairn
accounting ledger
aerophotogrammetrical map
american english series
Appennino
Ardisia hortorum Maxim.
astound
Balanka
become food for fishes
blunt-spokens
brinkema
cavitating hydrofoil
centigrade thermometer
centric constriction
chain seaming
Chinisht
classical electrodynamics
coming up
Corongo
decrown
delayed command
diplomatic norms
distance marker
domestic robot
dynamic photogrammetry
empties out
empty the trash
energy of voluntary activity
estimates of needs and priorities
european quaking aspens
excision of chondroma
fault growth
ferrin
fire resisting roof
fissure fault
flash pan
gas scales of temperature
geobotanical zone
gill atrium
glass seam
gliscent
globaphobia
held your horses
hematoncometry
hemichiastobasidium
herb teas
interconnection time delay
international financial leasing
ion exclusion purification
Jewtile
l.p
lagostomuss
Lindmania
luteothin
malleinization
man-made protein fibre
maritime work
microchecker
middle-americans
Mikope
Mocambique(Mozambique)
molecular theoretical surface tension
monenergism
nasal suture needle
nasolacrimal ducts
nt.,wt.
oil-hydraulic (stud) tensioner
Oligopithecus
osseous system
pain and suffering
pavement crown
performin
picker
pole changing relay
pressure pump delivery pipe
professional journal
projective morphism
protective legislation
Puerto Colombia
pull-in value
rate of closure
ready (qualifier)
remote flashing relay
reversed matching
rope grating
sabals
sand mold
scooped it
sht.
stroock
sulcated
São Paulo do Potengi
theil
trts route map
uncorrectable error
unextraordinary
visby rules
visual plane
WATFOR
whip the devil round the stump
wlf equation wlf
wreckaged